docs: include called method name in deprecation message

some users were reporting it was difficult to find what method was called,
especially in the case where there is no replacement there are few clues
as to the location of deprecation

Author: mikehardy

packages/app/lib/common/index.js

@@ -251,9 +251,12 @@ export function createMessage(
       const replacementMethodName = instance[methodName];
 
       if (replacementMethodName !== NO_REPLACEMENT) {
-        return modularDeprecationMessage + ` Please use \`${replacementMethodName}\` instead.`;
+        return (
+          modularDeprecationMessage +
+          `. Method called was \`${methodName}\`. Please use \`${replacementMethodName}\` instead.`
+        );
       } else {
-        return modularDeprecationMessage;
+        return modularDeprecationMessage + `. Method called was \`${methodName}\``;
       }
     }
   }

packages/firestore/__tests__/firestore.test.ts

@@ -949,7 +949,7 @@ describe('Firestore', function () {
         collectionRefV9Deprecation(
           () => getCountFromServer(query),
           () => query.countFromServer(),
-          'count',
+          'countFromServer',
         );
       });