chore: regenerate README (#300)

This PR was generated using Autosynth. 🌈


<details><summary>Log from Synthtool</summary>

```
2020-12-14 19:59:27,973 synthtool [DEBUG] > Executing /root/.cache/synthtool/java-webrisk/.github/readme/synth.py.
On branch autosynth-readme
nothing to commit, working tree clean
2020-12-14 19:59:28,881 synthtool [DEBUG] > Wrote metadata to .github/readme/synth.metadata/synth.metadata.

```
</details>

Full log will be available here:
https://source.cloud.google.com/results/invocations/9f5e53ff-3242-4f28-914d-200902246cef/targets

- [ ] To automatically regenerate this PR, check this box.

.github/readme/synth.metadata/synth.metadata

@@ -4,14 +4,14 @@
       "git": {
         "name": ".",
         "remote": "https://github.com/googleapis/java-webrisk.git",
-        "sha": "3ce65e0019df402cf55aa958bd0f2260f72d8d36"
+        "sha": "e6440cca59d37dab0219f2925cb967d9dd39902e"
       }
     },
     {
       "git": {
         "name": "synthtool",
         "remote": "https://github.com/googleapis/synthtool.git",
-        "sha": "7fcc405a579d5d53a726ff3da1b7c8c08f0f2d58"
+        "sha": "996775eca5fd934edac3c2ae34b80ff0395b1717"
       }
     }
   ]

README.md

@@ -17,7 +17,7 @@ If you are using Maven with [BOM][libraries-bom], add this to your pom.xml file
     <dependency>
       <groupId>com.google.cloud</groupId>
       <artifactId>libraries-bom</artifactId>
-      <version>13.4.0</version>
+      <version>16.1.0</version>
       <type>pom</type>
       <scope>import</scope>
     </dependency>
@@ -38,18 +38,18 @@ If you are using Maven without BOM, add this to your dependencies:
 <dependency>
   <groupId>com.google.cloud</groupId>
   <artifactId>google-cloud-webrisk</artifactId>
-  <version>1.1.1</version>
+  <version>1.1.5</version>
 </dependency>
 
 ```
 
 If you are using Gradle, add this to your dependencies
 ```Groovy
-compile 'com.google.cloud:google-cloud-webrisk:1.1.4'
+compile 'com.google.cloud:google-cloud-webrisk:1.1.5'
 ```
 If you are using SBT, add this to your dependencies
 ```Scala
-libraryDependencies += "com.google.cloud" % "google-cloud-webrisk" % "1.1.4"
+libraryDependencies += "com.google.cloud" % "google-cloud-webrisk" % "1.1.5"
 ```
 
 ## Authentication
@@ -127,6 +127,8 @@ Java 8 OSX | [![Kokoro CI][kokoro-badge-image-3]][kokoro-badge-link-3]
 Java 8 Windows | [![Kokoro CI][kokoro-badge-image-4]][kokoro-badge-link-4]
 Java 11 | [![Kokoro CI][kokoro-badge-image-5]][kokoro-badge-link-5]
 
+Java is a registered trademark of Oracle and/or its affiliates.
+
 [product-docs]: https://cloud.google.com/web-risk/docs/
 [javadocs]: https://googleapis.dev/java/google-cloud-webrisk/latest/
 [kokoro-badge-image-1]: http://storage.googleapis.com/cloud-devrel-public/java/badges/java-webrisk/java7.svg