Reapply "fix(github): Add sync_repos_on_install_change to TASKWORKER_IMPORTS (#112201)"

This reverts commit 05bf2cb.

Author: wedamija

src/sentry/conf/server.py

@@ -882,6 +882,7 @@ def SOCIAL_AUTH_DEFAULT_USERNAME() -> str:
     "sentry.integrations.github.tasks.codecov_account_unlink",
     "sentry.integrations.github.tasks.link_all_repos",
     "sentry.integrations.github.tasks.pr_comment",
+    "sentry.integrations.github.tasks.sync_repos_on_install_change",
     "sentry.integrations.gitlab.tasks",
     "sentry.integrations.jira.tasks",
     "sentry.integrations.opsgenie.tasks",