chore(seer): Turn scanner off by default (#93317)

Changing default setting to off for seer scanner.

Author: roaga

src/sentry/constants.py

@@ -722,7 +722,7 @@ class InsightModules(Enum):
 SAMPLING_MODE_DEFAULT = "organization"
 ROLLBACK_ENABLED_DEFAULT = True
 DEFAULT_AUTOFIX_AUTOMATION_TUNING_DEFAULT = "off"
-DEFAULT_SEER_SCANNER_AUTOMATION_DEFAULT = True
+DEFAULT_SEER_SCANNER_AUTOMATION_DEFAULT = False
 INGEST_THROUGH_TRUSTED_RELAYS_ONLY_DEFAULT = False
 
 # `sentry:events_member_admin` - controls whether the 'member' role gets the event:admin scope