chore(search): Remove feature flag for ui-search-on-change (#95151)

Author: malwilley

src/sentry/features/temporary.py

@@ -161,8 +161,6 @@ def register_temporary_features(manager: FeatureManager):
     manager.add("organizations:issue-search-snuba", OrganizationFeature, FeatureHandlerStrategy.FLAGPOLE, api_expose=False)
     # Enable the new issue category mapping
     manager.add("organizations:issue-taxonomy", OrganizationFeature, FeatureHandlerStrategy.FLAGPOLE, api_expose=True)
-    # When enabled, search bars in the application will immediately search the query is modified instead of waiting for the enter key
-    manager.add("organizations:ui-search-on-change", OrganizationFeature, FeatureHandlerStrategy.FLAGPOLE, api_expose=True)
     manager.add("organizations:metric-issue-poc", OrganizationFeature, FeatureHandlerStrategy.FLAGPOLE, api_expose=True)
     manager.add("projects:metric-issue-creation", ProjectFeature, FeatureHandlerStrategy.FLAGPOLE, api_expose=False)
     manager.add("organizations:issue-open-periods", OrganizationFeature, FeatureHandlerStrategy.FLAGPOLE, api_expose=False)