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/__snapshots__/zod-namespace-import-snapshot.yml

@@ -3,7 +3,7 @@ snapshots:
   ? |
     import { z } from "zod";
   : fixed: |
-      import * as z from "zod"
+      import * as z from "zod";
     labels:
     - source: import { z } from "zod";
       style: primary
@@ -12,7 +12,7 @@ snapshots:
   ? |
     import { z, ZodError } from "zod";
   : fixed: |
-      import * as z from "zod"
+      import * as z from "zod";
     labels:
     - source: import { z, ZodError } from "zod";
       style: primary