Revert "Update actions"

This reverts commit fdc3da99d0.

.github/workflows/lint.yml

@@ -20,7 +20,7 @@ jobs:
       - uses: actions/checkout@v2
 
       - name: Set up php ${{ matrix.php-versions }}
-        uses: shivammathur/setup-php@v2
+        uses: shivammathur/setup-php@v1
         with:
           php-version: ${{ matrix.php-versions }}
           coverage: none
@@ -38,10 +38,10 @@ jobs:
     name: cs php${{ matrix.php-versions }}
     steps:
     - name: Checkout
-      uses: actions/checkout@v2
+      uses: actions/checkout@master
 
     - name: Set up php
-      uses: shivammathur/setup-php@v2
+      uses: shivammathur/setup-php@master
       with:
         php-version: ${{ matrix.php-versions }}
         coverage: none
@@ -55,17 +55,18 @@ jobs:
   node:
     runs-on: ubuntu-latest
 
-    name: eslint node
+    strategy:
+      matrix:
+        node-versions: [12.x]
+
+    name: eslint node${{ matrix.node-versions }}
     steps:
       - uses: actions/checkout@v2
 
-      - name: Set up node
-        uses: actions/setup-node@v2
+      - name: Set up node ${{ matrix.node-versions }}
+        uses: actions/setup-node@v1
         with:
-          node-version: 14
-
-      - name: Set up npm7
-        run: npm i -g npm@7
+          node-version: ${{ matrix.node-versions }}
 
       - name: Install dependencies
         run: npm ci
@@ -76,17 +77,18 @@ jobs:
   stylelint:
     runs-on: ubuntu-latest
 
-    name: stylelint node
+    strategy:
+      matrix:
+        node-versions: [12.x]
+
+    name: stylelint node${{ matrix.node-versions }}
     steps:
       - uses: actions/checkout@v2
 
-      - name: Set up node
-        uses: actions/setup-node@v2
+      - name: Set up node ${{ matrix.node-versions }}
+        uses: actions/setup-node@v1
         with:
-          node-version: 14
-
-      - name: Set up npm7
-        run: npm i -g npm@7
+          node-version: ${{ matrix.node-versions }}
 
       - name: Install dependencies
         run: npm ci

.github/workflows/node.yml

@@ -11,17 +11,18 @@ jobs:
   build:
     runs-on: ubuntu-latest
 
-    name: node
+    strategy:
+      matrix:
+        node-versions: [12.x]
+
+    name: node${{ matrix.node-versions }}
     steps:
       - uses: actions/checkout@v2
 
-      - name: Set up node 
-        uses: actions/setup-node@v2
+      - name: Set up node ${{ matrix.node-versions }}
+        uses: actions/setup-node@v1
         with:
-          node-version: 14
-
-      - name: Set up npm7
-        run: npm i -g npm@7
+          node-version: ${{ matrix.node-versions }}
 
       - name: Install dependencies & build
         run: |