chore: update package manager cache to use Yarn instead of npm

Author: gabriel-logan

.github/workflows/typescript-pr-check.yml

@@ -20,7 +20,7 @@ jobs:
         with:
           node-version: 20
           registry-url: https://registry.npmjs.org/
-          cache: "npm"
+          cache: "yarn"
 
       - name: Install dependencies
         run: yarn install