chore: fix create_archive_and_notes to ignore release tool markers

Author: rickeylev

.github/workflows/create_archive_and_notes.sh

@@ -18,7 +18,13 @@ set -o errexit -o nounset -o pipefail
 # Exclude dot directories, specifically, this file so that we don't
 # find the substring we're looking for in our own file.
 # Exclude CONTRIBUTING.md, RELEASING.md because they document how to use these strings.
-if grep --exclude=CONTRIBUTING.md --exclude=RELEASING.md --exclude-dir=.* VERSION_NEXT_ -r; then
+grep --exclude=CONTRIBUTING.md \
+  --exclude=RELEASING.md \
+  --exclude=release.py \
+  --exclude=release_test.py \
+  --exclude-dir=.* \
+  VERSION_NEXT_ -r
+if $?; then
   echo
   echo "Found VERSION_NEXT markers indicating version needs to be specified"
   exit 1