ci: pin Lint workflow to Deno v2.x stable (#3128)

Co-authored-by: fibibot <fibibot@users.noreply.github.com>

Author: fibibot

.github/workflows/lint.yml

@@ -23,7 +23,7 @@ jobs:
         uses: denoland/setup-deno@v2
         with:
           cache: true
-          deno-version: canary
+          deno-version: v2.x
 
       - run: deno fmt --check
       - run: deno task test