Bump spring-io/spring-release-actions (#60)

Bumps [spring-io/spring-release-actions](https://github.com/spring-io/spring-release-actions) from 0.0.5 to 0.0.6.
- [Release notes](https://github.com/spring-io/spring-release-actions/releases)
- [Commits](spring-io/spring-release-actions@0.0.5...0.0.6)

---
updated-dependencies:
- dependency-name: spring-io/spring-release-actions
  dependency-version: 0.0.6
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

Author: dependabot[bot]

.github/actions/spring-compute-milestone-to-release/action.yml

@@ -25,7 +25,7 @@ runs:
 
     - name: Compute Version
       id: compute-version
-      uses: spring-io/spring-release-actions/compute-version@0.0.5
+      uses: spring-io/spring-release-actions/compute-version@0.0.6
 
     - name: Compute milestone from hotfix version
       id: hotfix-milestone
@@ -43,6 +43,6 @@ runs:
     - name: Compute next scheduled milestone
       id: milestone
       if: ${{ steps.hotfix-milestone.outputs.hotfix != 'true' }}
-      uses: spring-io/spring-release-actions/compute-next-scheduled-milestone@0.0.5
+      uses: spring-io/spring-release-actions/compute-next-scheduled-milestone@0.0.6
       with:
         snapshot-version: ${{ steps.compute-version.outputs.version }}