fix: properly quote multiline gh pr create body in update.yml

Author: xaoscience

.github/workflows/update.yml

@@ -334,22 +334,7 @@ jobs:
           # Create PR
           gh pr create \
             --title "chore: Update ${UPDATES_COUNT} submodule(s) to latest" \
-            --body "## 🔄 Automated Submodule Update
-
-This PR updates submodules that have fallen behind by 5 or more commits.
-
-**Updated Submodules:** ${{ steps.check_submodules.outputs.updates_list }}
-
-**Triggered by:** [Repository Update Workflow](${{ github.server_url }}/${{ github.repository }}/actions/runs/${{ github.run_id }})
-**Threshold:** ${{ github.event.inputs.submodule_threshold || '5' }} commits
-
-**What to Check:**
-- Review each submodule's changes between old and new commit
-- Ensure no breaking changes were introduced
-- Verify monorepo compatibility
-- Run tests locally if needed
-
-Once approved, this will bring submodules up to date with their respective main branches." \
+            --body $'## 🔄 Automated Submodule Update\n\nThis PR updates submodules that have fallen behind by 5 or more commits.\n\n**Updated Submodules:** ${{ steps.check_submodules.outputs.updates_list }}\n\n**Triggered by:** [Repository Update Workflow](${{ github.server_url }}/${{ github.repository }}/actions/runs/${{ github.run_id }})\n**Threshold:** ${{ github.event.inputs.submodule_threshold || '"'"'5'"'"' }} commits\n\n**What to Check:**\n- Review each submodule'"'"'s changes between old and new commit\n- Ensure no breaking changes were introduced\n- Verify monorepo compatibility\n- Run tests locally if needed\n\nOnce approved, this will bring submodules up to date with their respective main branches.' \
             --base "${{ github.ref_name }}" \
             --head "$BRANCH_NAME" \
             --label "automated,dependencies,submodules"

workflows-templates/update.yml

@@ -356,22 +356,7 @@ jobs:
           # Create PR
           gh pr create \
             --title "chore: Update ${UPDATES_COUNT} submodule(s) to latest" \
-            --body "## 🔄 Automated Submodule Update
-
-This PR updates submodules that have fallen behind by 5 or more commits.
-
-**Updated Submodules:** ${{ steps.check_submodules.outputs.updates_list }}
-
-**Triggered by:** [Repository Update Workflow](${{ github.server_url }}/${{ github.repository }}/actions/runs/${{ github.run_id }})
-**Threshold:** ${{ github.event.inputs.submodule_threshold || '5' }} commits
-
-**What to Check:**
-- Review each submodule's changes between old and new commit
-- Ensure no breaking changes were introduced
-- Verify monorepo compatibility
-- Run tests locally if needed
-
-Once approved, this will bring submodules up to date with their respective main branches." \
+            --body $'## 🔄 Automated Submodule Update\n\nThis PR updates submodules that have fallen behind by 5 or more commits.\n\n**Updated Submodules:** ${{ steps.check_submodules.outputs.updates_list }}\n\n**Triggered by:** [Repository Update Workflow](${{ github.server_url }}/${{ github.repository }}/actions/runs/${{ github.run_id }})\n**Threshold:** ${{ github.event.inputs.submodule_threshold || '"'"'5'"'"' }} commits\n\n**What to Check:**\n- Review each submodule'"'"'s changes between old and new commit\n- Ensure no breaking changes were introduced\n- Verify monorepo compatibility\n- Run tests locally if needed\n\nOnce approved, this will bring submodules up to date with their respective main branches.' \
             --base "${{ github.ref_name }}" \
             --head "$BRANCH_NAME" \
             --label "automated,dependencies,submodules"