fix: Caching of sentry migrations should cover additional folders (#3542)

We need to care about more than just src/sentry/migrations. We will need to account for files in src/sentry/**/migrations/*

Taken from https://github.com/getsentry/sentry/blob/afd74698180066223dee53991b7db26ca80ea3e5/.github/file-filters.yml#L90

Author: hubertdeng123

action.yaml

@@ -48,7 +48,7 @@ runs:
         source ${{ github.action_path }}.env
         # See https://explainshell.com/explain?cmd=ls%20-Rv1rpq
         # for that long `ls` command
-        SENTRY_MIGRATIONS_MD5=$(docker run --rm --entrypoint bash $SENTRY_IMAGE -c '{ ls -Rv1rpq src/sentry/migrations/; sed -n "/KAFKA_TOPIC_TO_CLUSTER/,/}/p" src/sentry/conf/server.py; }' | md5sum | cut -d ' ' -f 1)
+        SENTRY_MIGRATIONS_MD5=$(docker run --rm --entrypoint bash $SENTRY_IMAGE -c '{ ls -Rv1rpq src/sentry/**/migrations/*; sed -n "/KAFKA_TOPIC_TO_CLUSTER/,/}/p" src/sentry/conf/server.py; }' | md5sum | cut -d ' ' -f 1)
         echo "SENTRY_MIGRATIONS_MD5=$SENTRY_MIGRATIONS_MD5" >> $GITHUB_OUTPUT
         SNUBA_MIGRATIONS_MD5=$(docker run --rm --entrypoint bash $SNUBA_IMAGE -c '{ ls -Rv1rpq snuba/snuba_migrations/**/*.py; sed -n "/^class Topic(Enum):/,/\\n\\n/p" snuba/utils/streams/topics.py; }' | md5sum | cut -d ' ' -f 1)
         echo "SNUBA_MIGRATIONS_MD5=$SNUBA_MIGRATIONS_MD5" >> $GITHUB_OUTPUT