remove Snippet157 (java.applet.Applet deprecated for removal)

The type Applet has been deprecated since version 9 and marked for
removal

examples/org.eclipse.swt.snippets/.classpath_cocoa

@@ -2,6 +2,6 @@
 <classpath>
 	<classpathentry kind="con" path="org.eclipse.jdt.launching.JRE_CONTAINER/org.eclipse.jdt.internal.debug.ui.launcher.StandardVMType/JavaSE-17"/>
 	<classpathentry kind="con" path="org.eclipse.pde.core.requiredPlugins"/>
-	<classpathentry excluding="org/eclipse/swt/snippets/Snippet123.java|org/eclipse/swt/snippets/Snippet157.java|org/eclipse/swt/snippets/Snippet174.java|org/eclipse/swt/snippets/Snippet186.java|org/eclipse/swt/snippets/Snippet187.java|org/eclipse/swt/snippets/Snippet195.java|org/eclipse/swt/snippets/Snippet199.java|org/eclipse/swt/snippets/Snippet209.java|org/eclipse/swt/snippets/Snippet261.java|org/eclipse/swt/snippets/Snippet262.java|org/eclipse/swt/snippets/Snippet263.java|org/eclipse/swt/snippets/Snippet264.java|org/eclipse/swt/snippets/Snippet265.java|org/eclipse/swt/snippets/Snippet305.java|org/eclipse/swt/snippets/Snippet341.java|org/eclipse/swt/snippets/Snippet81.java|org/eclipse/swt/snippets/Snippet83.java" kind="src" path="src"/>
+	<classpathentry excluding="org/eclipse/swt/snippets/Snippet174.java|org/eclipse/swt/snippets/Snippet186.java|org/eclipse/swt/snippets/Snippet187.java|org/eclipse/swt/snippets/Snippet195.java|org/eclipse/swt/snippets/Snippet199.java|org/eclipse/swt/snippets/Snippet209.java|org/eclipse/swt/snippets/Snippet261.java|org/eclipse/swt/snippets/Snippet262.java|org/eclipse/swt/snippets/Snippet263.java|org/eclipse/swt/snippets/Snippet264.java|org/eclipse/swt/snippets/Snippet265.java|org/eclipse/swt/snippets/Snippet305.java|org/eclipse/swt/snippets/Snippet341.java|org/eclipse/swt/snippets/Snippet81.java|org/eclipse/swt/snippets/Snippet83.java" kind="src" path="src"/>
 	<classpathentry kind="output" path="bin"/>
 </classpath>

examples/org.eclipse.swt.snippets/.classpath_gtk

@@ -2,6 +2,6 @@
 <classpath>
 	<classpathentry kind="con" path="org.eclipse.jdt.launching.JRE_CONTAINER/org.eclipse.jdt.internal.debug.ui.launcher.StandardVMType/JavaSE-17"/>
 	<classpathentry kind="con" path="org.eclipse.pde.core.requiredPlugins"/>
-	<classpathentry excluding="org/eclipse/swt/snippets/Snippet123.java|org/eclipse/swt/snippets/Snippet157.java|org/eclipse/swt/snippets/Snippet174.java|org/eclipse/swt/snippets/Snippet186.java|org/eclipse/swt/snippets/Snippet187.java|org/eclipse/swt/snippets/Snippet195.java|org/eclipse/swt/snippets/Snippet199.java|org/eclipse/swt/snippets/Snippet209.java|org/eclipse/swt/snippets/Snippet261.java|org/eclipse/swt/snippets/Snippet262.java|org/eclipse/swt/snippets/Snippet263.java|org/eclipse/swt/snippets/Snippet264.java|org/eclipse/swt/snippets/Snippet265.java|org/eclipse/swt/snippets/Snippet305.java|org/eclipse/swt/snippets/Snippet341.java|org/eclipse/swt/snippets/Snippet81.java|org/eclipse/swt/snippets/Snippet83.java" kind="src" path="src"/>
+	<classpathentry excluding="org/eclipse/swt/snippets/Snippet174.java|org/eclipse/swt/snippets/Snippet186.java|org/eclipse/swt/snippets/Snippet187.java|org/eclipse/swt/snippets/Snippet195.java|org/eclipse/swt/snippets/Snippet199.java|org/eclipse/swt/snippets/Snippet209.java|org/eclipse/swt/snippets/Snippet261.java|org/eclipse/swt/snippets/Snippet262.java|org/eclipse/swt/snippets/Snippet263.java|org/eclipse/swt/snippets/Snippet264.java|org/eclipse/swt/snippets/Snippet265.java|org/eclipse/swt/snippets/Snippet305.java|org/eclipse/swt/snippets/Snippet341.java|org/eclipse/swt/snippets/Snippet81.java|org/eclipse/swt/snippets/Snippet83.java" kind="src" path="src"/>
 	<classpathentry kind="output" path="bin"/>
 </classpath>

examples/org.eclipse.swt.snippets/Snippets.md

@@ -248,7 +248,6 @@ To contribute a new snippet, [create a snippet contribution as a pull request](h
 ### **OLE and ActiveX**
 - [get events from IE control](https://github.com/eclipse-platform/eclipse.platform.swt/tree/master/examples/org.eclipse.swt.snippets/src/org/eclipse/swt/snippets/Snippet123.java) – [(preview)](https://github.com/eclipse-platform/eclipse.platform.swt/blob/master/examples/org.eclipse.swt.snippets/previews/Snippet123.png "Preview for Snippet 123")
 - [browse the typelibinfo for a program id](https://github.com/eclipse-platform/eclipse.platform.swt/tree/master/examples/org.eclipse.swt.snippets/src/org/eclipse/swt/snippets/Snippet81.java)
-- [embed Word in an applet](https://github.com/eclipse-platform/eclipse.platform.swt/tree/master/examples/org.eclipse.swt.snippets/src/org/eclipse/swt/snippets/Snippet157.java)
 - [reading and writing to a SAFEARRAY](https://github.com/eclipse-platform/eclipse.platform.swt/tree/master/examples/org.eclipse.swt.snippets/src/org/eclipse/swt/snippets/Snippet186.java)
 - [execute a script function that exists on a web page](https://github.com/eclipse-platform/eclipse.platform.swt/tree/master/examples/org.eclipse.swt.snippets/src/org/eclipse/swt/snippets/Snippet187.java) – [(preview)](https://github.com/eclipse-platform/eclipse.platform.swt/blob/master/examples/org.eclipse.swt.snippets/previews/Snippet187.png "Preview for Snippet 187")
 - [listen for Excel AppEvents](https://github.com/eclipse-platform/eclipse.platform.swt/tree/master/examples/org.eclipse.swt.snippets/src/org/eclipse/swt/snippets/Snippet199.java)