Remove build step from integration tests

Building will now be done in the same commit as the changes to the source code, so doing it in the integration test
workflow is pointless, only making the CI slower and the maintenance burden greater.

Author: per1234

.github/workflows/test-integration.yml

@@ -32,11 +32,6 @@ jobs:
       - name: Checkout local repository
         uses: actions/checkout@v2
 
-      - name: Build action
-        run: |
-          npm install
-          npm run build
-
       - name: Run action with defaults
         uses: ./ # Use the action from the local path.
 
@@ -68,11 +63,6 @@ jobs:
       - name: Checkout local repository
         uses: actions/checkout@v2
 
-      - name: Build action
-        run: |
-          npm install
-          npm run build
-
       - name: Run action, using Task minor version wildcard
         uses: ./
         with:
@@ -91,11 +81,6 @@ jobs:
       - name: Checkout local repository
         uses: actions/checkout@v2
 
-      - name: Build action
-        run: |
-          npm install
-          npm run build
-
       - name: Run action, using invalid version
         id: setup-taskfile
         continue-on-error: true