Bump slf4j.version from 2.0.10 to 2.0.13

Bumps `slf4j.version` from 2.0.10 to 2.0.13.

Updates `org.slf4j:slf4j-api` from 2.0.10 to 2.0.13

Updates `org.slf4j:jul-to-slf4j` from 2.0.10 to 2.0.13

---
updated-dependencies:
- dependency-name: org.slf4j:slf4j-api
  dependency-type: direct:production
  update-type: version-update:semver-patch
- dependency-name: org.slf4j:jul-to-slf4j
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <support@github.com>

pom.xml

@@ -32,7 +32,7 @@
     <io7m.api.previousVersion>1.0.0</io7m.api.previousVersion>
     <io7m.java.targetJavaVersion>21</io7m.java.targetJavaVersion>
     <logback.version>1.5.6</logback.version>
-    <slf4j.version>2.0.10</slf4j.version>
+    <slf4j.version>2.0.13</slf4j.version>
   </properties>
 
   <licenses>