feat(escalating-issues): Add new use case for metrics dataset (#52360)

Register a new use case for the metrics dataset to be used with
escalating issues.

Author: snigdhas

src/sentry/sentry_metrics/use_case_id_registry.py

@@ -10,13 +10,15 @@ class UseCaseID(Enum):
     SPANS = "spans"
     TRANSACTIONS = "transactions"
     SESSIONS = "sessions"
+    ESCALATING_ISSUES = "escalating_issues"
 
 
 # UseCaseKey will be renamed to MetricPathKey
 METRIC_PATH_MAPPING: Mapping[UseCaseID, UseCaseKey] = {
     UseCaseID.SPANS: UseCaseKey.PERFORMANCE,
     UseCaseID.TRANSACTIONS: UseCaseKey.PERFORMANCE,
     UseCaseID.SESSIONS: UseCaseKey.RELEASE_HEALTH,
+    UseCaseID.ESCALATING_ISSUES: UseCaseKey.PERFORMANCE,
 }
 
 # TODO: Remove this as soon as the entire indexer system is use case aware