Bump com.guardsquare:proguard-base from 7.6.0 to 7.6.1

Bumps [com.guardsquare:proguard-base](https://github.com/Guardsquare/proguard) from 7.6.0 to 7.6.1.
- [Release notes](https://github.com/Guardsquare/proguard/releases)
- [Commits](Guardsquare/proguard@v7.6...v7.6.1)

---
updated-dependencies:
- dependency-name: com.guardsquare:proguard-base
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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

pom.xml

@@ -140,7 +140,7 @@
         <picocli.version>4.7.6</picocli.version>
         <poi.ooxml.version>5.3.0</poi.ooxml.version>
         <proguard.core.version>9.1.7</proguard.core.version>
-        <proguard.version>7.6.0</proguard.version>
+        <proguard.version>7.6.1</proguard.version>
         <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
         <prosys.sdk.version>5.2.8-159</prosys.sdk.version>
         <protobuf.version>4.29.1</protobuf.version>