[crash/analyzer] Failback to reports from crash clouseau (#2361)

bugbot/crash/analyzer.py

@@ -592,15 +592,16 @@ def fetch_representative_processed_crash(self) -> dict:
         for i, report in enumerate(candidate_reports):
             uuid = report["uuid"]
             processed_crash = socorro.ProcessedCrash.get_processed(uuid)[uuid]
+
+            if first_representative_report is None:
+                first_representative_report = processed_crash
+
             if (
                 limit_to_top_proto_signature
                 and processed_crash["proto_signature"] != self.top_proto_signature
             ):
                 continue
 
-            if first_representative_report is None:
-                first_representative_report = processed_crash
-
             if not self._is_corrupted_crash_stack(processed_crash):
                 return processed_crash
 
@@ -614,7 +615,7 @@ def fetch_representative_processed_crash(self) -> dict:
             return first_representative_report
 
         raise NoCrashReportFoundError(
-            f"No crash report found with the most frequent proto signature for {self.signature_term}."
+            f"No crash report found for {self.signature_term}."
         )
 
     @cached_property