Merge pull request #11566 from RasaHQ/restore-documentation-node-version

Restore documentation building parameters compatible with node 12

.github/workflows/documentation.yml

@@ -108,10 +108,10 @@ jobs:
         with:
           python-version: 3.9
 
-      - name: Set up Node 16.x 🦙
+      - name: Set up Node 12.x 🦙
         uses: actions/[email protected]
         with:
-          node-version: "16.x"
+          node-version: "12.x"
 
       - name: Read Poetry Version 🔢
         run: |
@@ -146,8 +146,8 @@ jobs:
         uses: actions/cache@v3
         with:
           path: docs/node_modules
-          key: ${{ runner.os }}-yarn-16.x-${{ hashFiles('docs/yarn.lock') }}
-          restore-keys: ${{ runner.os }}-yarn-16.x
+          key: ${{ runner.os }}-yarn-12.x-${{ hashFiles('docs/yarn.lock') }}
+          restore-keys: ${{ runner.os }}-yarn-12.x
 
       - name: Install Dependencies 📦
         run: make install install-docs
@@ -199,11 +199,11 @@ jobs:
         with:
           python-version: 3.9
 
-      - name: Set up Node 16.x 🦙
+      - name: Set up Node 12.x 🦙
         if: needs.changes.outputs.docs == 'true'
         uses: actions/[email protected]
         with:
-          node-version: "16.x"
+          node-version: "12.x"
 
       - name: Read Poetry Version 🔢
         if: needs.changes.outputs.docs == 'true'
@@ -243,8 +243,8 @@ jobs:
         uses: actions/cache@v3
         with:
           path: docs/node_modules
-          key: ${{ runner.os }}-yarn-16.x-${{ hashFiles('docs/yarn.lock') }}
-          restore-keys: ${{ runner.os }}-yarn-16.x
+          key: ${{ runner.os }}-yarn-12.x-${{ hashFiles('docs/yarn.lock') }}
+          restore-keys: ${{ runner.os }}-yarn-12.x
 
       - name: Install Dependencies 📦
         if: needs.changes.outputs.docs == 'true'
@@ -287,17 +287,17 @@ jobs:
       - name: Checkout git repository 🕝
         uses: actions/checkout@v3
 
-      - name: Set up Node 16.x 🦙
+      - name: Set up Node 12.x 🦙
         uses: actions/[email protected]
         with:
-          node-version: "16.x"
+          node-version: "12.x"
 
       - name: Load Yarn Cached Packages ⬇
         uses: actions/cache@v3
         with:
           path: docs/node_modules
-          key: ${{ runner.os }}-yarn-16.x-${{ hashFiles('docs/yarn.lock') }}
-          restore-keys: ${{ runner.os }}-yarn-16.x
+          key: ${{ runner.os }}-yarn-12.x-${{ hashFiles('docs/yarn.lock') }}
+          restore-keys: ${{ runner.os }}-yarn-12.x
 
       - name: Install Dependencies 📦
         run: make install-docs