Fix branch cut workflow git command (#497)

## Goal

Update git command to set upstream

## Testing

Eff it, we're doing it live.

.github/workflows/pre-release-workflow.yml

@@ -82,7 +82,7 @@ jobs:
  sed -i -r "s#version = ([^\']+)#version = ${{ github.event.inputs.version_to_release }}.0#" gradle.properties
  git add gradle.properties
  git commit -m "CI/CD: change version to be released: ${{ github.event.inputs.version_to_release }}.0"
- git push
+ git push --set-upstream origin release/${{ github.event.inputs.version_to_release }}
  ./gradlew clean check publishReleasePublicationToSonatype closeSonatypeStagingRepository -Dorg.gradle.parallel=false --stacktrace
 
  - name: Archive Test Results
@@ -116,7 +116,7 @@ jobs:
  sed -i -r "s#version = ([^\']+)#version = ${{ github.event.inputs.version_to_release }}.0#" gradle.properties
  git add gradle.properties
  git commit -m "CI/CD: change version to be released: ${{ github.event.inputs.version_to_release }}.0"
- git push
+ git push --set-upstream origin release/${{ github.event.inputs.version_to_release }}
  ./gradlew clean check publishToSonatype closeSonatypeStagingRepository -Dorg.gradle.parallel=false --stacktrace
 
  - name: Set Next Swazzler Version