Rename test and unraisable exception integration identifier

Author: alexander-alderman-webb

sentry_sdk/integrations/unraisablehook.py

@@ -15,7 +15,7 @@
 
 
 class UnraisablehookIntegration(Integration):
-    identifier = "unraisable"
+    identifier = "unraisablehook"
 
     @staticmethod
     def setup_once():

tests/integrations/unraisablehook/test_unraisablehook.py

@@ -12,7 +12,7 @@
 
 
 @pytest.mark.parametrize("options, transport", TEST_PARAMETERS)
-def test_excepthook(tmpdir, options, transport):
+def test_unraisablehook(tmpdir, options, transport):
     app = tmpdir.join("app.py")
     app.write(
         dedent(