fix: replace remove deprecated yarn global cmd

Author: Ahmed Hamouda

.github/workflows/reusable-build-system-test.yml

@@ -102,7 +102,7 @@ jobs:
         env:
           SEGMENT_DOWNLOAD_TIMEOUT_MINS: 2
       - name: Add Amplify CLI
-        run: yarn global add @aws-amplify/cli
+        run: npm install -g @aws-amplify/cli
       - name: Configure AWS credentials
         uses: aws-actions/configure-aws-credentials@e3dd6a429d7300a6a4c196c26e071d42e0343502 # v4.0.2 https://github.com/aws-actions/configure-aws-credentials/commit/e3dd6a429d7300a6a4c196c26e071d42e0343502
         with:

.github/workflows/reusable-e2e.yml

@@ -200,7 +200,7 @@ jobs:
         run: yarn test-utils build
 
       - name: Add Amplify CLI
-        run: yarn global add @aws-amplify/cli
+        run: npm install -g @aws-amplify/cli
 
       - name: Configure auth credentials
         uses: aws-actions/configure-aws-credentials@e3dd6a429d7300a6a4c196c26e071d42e0343502 # v4.0.2 https://github.com/aws-actions/configure-aws-credentials/commit/e3dd6a429d7300a6a4c196c26e071d42e0343502
@@ -447,7 +447,7 @@ jobs:
           yarn react-native-example ios:pod-install
 
       - name: Add Amplify CLI
-        run: yarn global add @aws-amplify/cli
+        run: npm install -g @aws-amplify/cli
 
       - name: Get CLI versions
         id: cli-version
@@ -557,7 +557,7 @@ jobs:
         run: yarn react-native build
 
       - name: Add Amplify CLI
-        run: yarn global add @aws-amplify/cli
+        run: npm install -g @aws-amplify/cli
 
       - name: Get CLI versions
         id: cli-version