Bump the java-production-dependencies group with 2 updates

Bumps the java-production-dependencies group with 2 updates: org.slf4j:slf4j-api and org.slf4j:slf4j-simple.


Updates `org.slf4j:slf4j-api` from 2.0.13 to 2.0.15

Updates `org.slf4j:slf4j-simple` from 2.0.13 to 2.0.15

Updates `org.slf4j:slf4j-simple` from 2.0.13 to 2.0.15

---
updated-dependencies:
- dependency-name: org.slf4j:slf4j-api
  dependency-type: direct:production
  update-type: version-update:semver-patch
  dependency-group: java-production-dependencies
- dependency-name: org.slf4j:slf4j-simple
  dependency-type: direct:development
  update-type: version-update:semver-patch
  dependency-group: java-production-dependencies
- dependency-name: org.slf4j:slf4j-simple
  dependency-type: direct:development
  update-type: version-update:semver-patch
  dependency-group: java-production-dependencies
...

Signed-off-by: dependabot[bot] <[email protected]>

Author: dependabot[bot]

pom.xml

@@ -52,7 +52,7 @@
     <api.version>1.3.1</api.version>
     <keepassxc-proxy.version>1.2.5</keepassxc-proxy.version>
     <guava.version>33.2.1-jre</guava.version>
-    <slf4j.version>2.0.13</slf4j.version>
+    <slf4j.version>2.0.15</slf4j.version>
     <junit.version>5.10.3</junit.version>
   </properties>