ci(std): fix test install in CI

Signed-off-by: Victor Adossi <123968127+vados-cosmonic@users.noreply.github.com>

Author: vados-cosmonic

.github/workflows/main.yml

@@ -421,11 +421,13 @@ jobs:
             wasmtime-cli
 
       - name: Install NPM packages
-        run: npm install
+        working-directory: packages/${{ matrix.workspace }}
+        run: |
+          npm install
 
-      - name: Build jco, jco-std
+      - name: Build jco-transpile, jco-std
         run: |
-          npm run build
+          npm run build -w packages/jco-transpile
           npm --workspace packages/${{ matrix.workspace }} run build
 
       - name: Test jco-std workspace