fix(ci-insights): Remove extra whitespace in flaky detection report (#251)

Author: remyduthu

pytest_mergify/__init__.py

@@ -58,7 +58,7 @@ def pytest_terminal_summary(
             terminalreporter.write_line(self.mergify_ci.flaky_detector.make_report())
         elif self.mergify_ci.flaky_detector_error_message:
             terminalreporter.write_line(
-                f"""⚠️  Flaky detection couldn't be enabled because of an error.
+                f"""⚠️ Flaky detection couldn't be enabled because of an error.
 
 Common issues:
   • Your 'MERGIFY_TOKEN' might not be set or could be invalid