fix(ci): skip npm prepare scripts in CI to avoid husky error

The prepare script runs husky which isn't available until after
npm ci completes. Use --ignore-scripts to skip this in CI.

🤖 Generated with [Claude Code](https://claude.com/claude-code)

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

Author: fspec

.github/workflows/build-codelet-napi.yml

@@ -73,7 +73,7 @@ jobs:
           shared-key: ${{ matrix.target }}
 
       - name: Install dependencies
-        run: npm ci
+        run: npm ci --ignore-scripts
         working-directory: codelet/napi
 
       - name: Build
@@ -124,7 +124,7 @@ jobs:
           node-version: '20'
 
       - name: Install dependencies
-        run: npm ci
+        run: npm ci --ignore-scripts
         working-directory: codelet/napi
 
       - name: Download artifact