refactor: move scripts to scripts folder

This is a bit tidier.

action.yml

@@ -71,7 +71,7 @@ runs:
       id: pr-number
       if: inputs.comment-on-pr == 'true'
       run: |
-        . "$GITHUB_ACTION_PATH/utils.sh"
+        . "$GITHUB_ACTION_PATH/scripts/utils.sh"
 
         log 'Determine head_ref'
         # For push & tag events it'll bet GITHUB_REF_NAME, for pull_request events it'll be GITHUB_HEAD_REF
@@ -121,7 +121,7 @@ runs:
         BASE_BRANCH: ${{ inputs.base-branch }}
         JOB_NAME: ${{ inputs.job-name }}
       run: |
-        . "$GITHUB_ACTION_PATH/utils.sh"
+        . "$GITHUB_ACTION_PATH/scripts/utils.sh"
 
         # Input validation
         if [ "$DO_COMPARISON" = 'true' ] && [ -z "$JOB_NAME" ]; then
@@ -130,17 +130,17 @@ runs:
         fi
 
         # Create Size Report
-        "$GITHUB_ACTION_PATH/create-report.sh" > report.json
+        "$GITHUB_ACTION_PATH/scripts/create-report.sh" > report.json
 
         # Nothing else to do
         if [ "$COMMENT" != 'true' ]; then exit 0; fi
 
         # Try to do a comparison report
         if [ "$DO_COMPARISON" = 'true' ]; then
-          if "$GITHUB_ACTION_PATH/retrieve-old-report.sh" && [ -f old-report.json ]; then
+          if "$GITHUB_ACTION_PATH/scripts/retrieve-old-report.sh" && [ -f old-report.json ]; then
             log "Reporting on sizes and comparing to sizes in $HEAD_BRANCH"
 
-            "$GITHUB_ACTION_PATH/comment_on_pr.sh" report.json old-report.json
+            "$GITHUB_ACTION_PATH/scripts/comment_on_pr.sh" report.json old-report.json
             exit 0
           else
             error 'Failed to do comparison, fallback to posting the report without them'
@@ -149,7 +149,7 @@ runs:
 
         # Just report values
         log 'Reporting on sizes'
-        "$GITHUB_ACTION_PATH/comment_on_pr.sh" report.json
+        "$GITHUB_ACTION_PATH/scripts/comment_on_pr.sh" report.json
     - name: Upload Artifact
       uses: https://git.salame.cl/actions/upload-artifact@v4
       if: inputs.generate-artifact == 'true'