feat(release): addonfactory packaging toolkit action removal (#230)

This PR removes addonfactory-packaging-toolkit-action from the workflow
and replaces it with direct logic. It also skips the step of
partitioning so release on GitHub only contains files that are used by
the developers.
https://splunk.atlassian.net/browse/ADDON-68239
Tested here:
https://github.com/splunk/test-addonfactory-repo/actions/runs/7902209078

Example release :
https://github.com/splunk/test-addonfactory-repo/releases/tag/v0.7.2

.github/workflows/reusable-build-test-release.yml

@@ -638,9 +638,24 @@ jobs:
           version: ${{ steps.BuildVersion.outputs.VERSION }}
       - name: Slim Package
         id: slim
-        uses: splunk/addonfactory-packaging-toolkit-action@v1
-        with:
-          source: ${{ steps.uccgen.outputs.OUTPUT }}
+        run: |
+          pip install splunk-packaging-toolkit
+          INPUT_SOURCE=${{ steps.uccgen.outputs.OUTPUT }}
+          SOURCE_REGEX='^.*/$'
+          if [[ $INPUT_SOURCE =~ $SOURCE_REGEX ]];then
+            echo Removing trailing / from INPUT_SOURCE slim is picky
+            INPUT_SOURCE=$(echo $INPUT_SOURCE | sed 's/\(.*\)\//\1/')
+          fi
+          mkdir -p build/package/splunkbase
+          slim package -o build/package/splunkbase "${INPUT_SOURCE}" 
+          for f in build/package/splunkbase/*.tar.gz; do
+            n=$(echo "${f}" | awk '{gsub("-[0-9]+.[0-9]+.[0-9]+-[a-f0-9]+-?", "");print}' | sed 's/.tar.gz/.spl/')
+            mv "${f}" "${n}"
+          done
+          PACKAGE=$(ls build/package/splunkbase/*)
+          slim validate "${PACKAGE}"
+          chmod -R +r build
+          echo "OUTPUT=$PACKAGE" >> "$GITHUB_OUTPUT"
         if: always()
       - name: artifact-openapi
         uses: actions/upload-artifact@v3
@@ -664,12 +679,6 @@ jobs:
           echo "name=$(basename "${{ steps.slim.outputs.OUTPUT }}")" >> "$GITHUB_OUTPUT"
           basename "${{ steps.slim.outputs.OUTPUT }}"
           aws s3 cp "${{ steps.slim.outputs.OUTPUT }}" s3://ta-production-artifacts/ta-apps/
-      - name: artifact-splunk-parts
-        uses: actions/upload-artifact@v3
-        with:
-          name: package-deployment
-          path: build/package/deployment**
-        if: ${{ !cancelled() }}
 
   build-3_9:
     runs-on: ubuntu-latest
@@ -2749,13 +2758,6 @@ jobs:
           git_committer_email: ${{ secrets.SA_GH_USER_EMAIL }}
           gpg_private_key: ${{ secrets.SA_GPG_PRIVATE_KEY }}
           passphrase: ${{ secrets.SA_GPG_PASSPHRASE }}
-      - name: Download package-deployment
-        if: ${{ steps.semantic.outputs.new_release_published == 'true' }}
-        uses: actions/download-artifact@v3
-        id: download-package-deployment
-        with:
-          name: package-deployment
-          path: download/artifacts/
       - name: Download package-splunkbase
         if: ${{ steps.semantic.outputs.new_release_published == 'true' }}
         uses: actions/download-artifact@v3