fix(ci): install dependencies before linting

Assisted-by: Claude:claude-sonnet-4-6

Author: wjmelements

.github/workflows/lint.yml

@@ -19,6 +19,10 @@ jobs:
           version: v1.7.1
           cache: true
 
+      - name: Install Dependencies
+        run: |
+          forge install
+
       - name: fmt
         run: |
           forge fmt --check