perf(pi): update PR names and descs

Author: andhreljaKern

.github/workflows/pi_build.yml

@@ -244,7 +244,7 @@ jobs:
           echo "::notice::${{ matrix.app }} - updated requirements.txt"
 
           gh pr create --draft \
-            --title "test: parent image updates" \
+            --title "ci(pi): parent image updates" \
             --body "Main PR: https://github.com/${{ github.repository_owner }}/refinery-submodule-parent-images/pull/${{ github.event.pull_request.number }}" \
             --base dev \
             --head ${{ env.HEAD_REF }} \

pi/pr_create.sh

@@ -43,7 +43,7 @@ EOF
 else
     PR_BODY=$(cat <<EOF
 $EXISTING_PR_BODY
-- https://github.com/$REPOSITORY_OWNER/$REPOSITORY_NAME/pull/$RELEASE_TAG
+- https://github.com/$REPOSITORY_OWNER/$REPOSITORY_NAME/releases/tag/$RELEASE_TAG
 EOF
 )
     EXISTING_PR_NUMBER=$(gh pr list \