Bump pekkoVersion from 1.1.4 to 1.1.5

Bumps `pekkoVersion` from 1.1.4 to 1.1.5.

Updates `org.apache.pekko:pekko-actor-typed_3` from 1.1.4 to 1.1.5
- [Changelog](https://github.com/apache/pekko/blob/main/CHANGELOG.md)
- [Commits](apache/pekko@v1.1.4...v1.1.5)

Updates `org.apache.pekko:pekko-actor-testkit-typed_3` from 1.1.4 to 1.1.5
- [Changelog](https://github.com/apache/pekko/blob/main/CHANGELOG.md)
- [Commits](apache/pekko@v1.1.4...v1.1.5)

---
updated-dependencies:
- dependency-name: org.apache.pekko:pekko-actor-typed_3
  dependency-version: 1.1.5
  dependency-type: direct:production
  update-type: version-update:semver-patch
- dependency-name: org.apache.pekko:pekko-actor-testkit-typed_3
  dependency-version: 1.1.5
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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

Author: dependabot[bot]

build.gradle

@@ -19,7 +19,7 @@ ext {
   // required for pekko
   scalaVersion = '3'
   scalaBinaryVersion = '3.7.1'
-  pekkoVersion = "1.1.4"
+  pekkoVersion = "1.1.5"
 }
 
 group = 'com.github.ie3-institute'