Fix ast-grep tests and add no-countall-number test

- Update zod-namespace-import snapshot (semicolon fix)
- Add test cases for no-countall-number rule
- Update rule pattern to match method calls on objects

Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>

.ast-grep/rule-tests/no-countall-number-test.yml

@@ -0,0 +1,9 @@
+id: no-countall-number
+valid:
+  # Plain countAll() is fine
+  - eb.fn.countAll().as("count")
+  # Other type arguments are fine
+  - eb.fn.countAll<string>().as("count")
+invalid:
+  # countAll<number>() should be flagged
+  - eb.fn.countAll<number>().as("count")