Upgraded Node version to 18 in all relevant GitHub Actions

Signed-off-by: VRamakrishna <vramakr2@in.ibm.com>

.github/workflows/deploy_docs.yml

@@ -21,10 +21,10 @@ jobs:
       # Checks-out your repository under $GITHUB_WORKSPACE, so your job can access it
       - uses: actions/checkout@v4.1.1
 
-      - name: Use Node.js 16.x
+      - name: Use Node.js 18.x
         uses: actions/setup-node@v2
         with:
-          node-version: 16.x
+          node-version: 18.x
 
       - name: NPM INSTALL
         run: npm install
@@ -39,4 +39,3 @@ jobs:
         with:
           branch: gh-pages # The branch the action should deploy to.
           folder: docs/build # The folder the action should deploy.
-

.github/workflows/test_asset-exchange-besu.yml

@@ -40,10 +40,10 @@ jobs:
           java-version: '11'
           distribution: 'adopt'
 
-      - name: Use Node.js 16.x
+      - name: Use Node.js 18.x
         uses: actions/setup-node@v4.0.2
         with:
-          node-version: 16.x
+          node-version: 18.x
 
       - name: Use Protoc 3.15
         run: |
@@ -219,10 +219,10 @@ jobs:
           java-version: '11'
           distribution: 'adopt'
 
-      - name: Use Node.js 16.x
+      - name: Use Node.js 18.x
         uses: actions/setup-node@v4.0.2
         with:
-          node-version: 16.x
+          node-version: 18.x
 
       - name: Use Protoc 3.15
         run: |

.github/workflows/test_asset-transfer.yml

@@ -430,10 +430,10 @@ jobs:
         with:
           go-version: '1.20.2'
 
-      - name: Use Node.js 16.x
+      - name: Use Node.js 18.x
         uses: actions/setup-node@v2
         with:
-          node-version: 16.x
+          node-version: 18.x
 
       - name: Install RUST Toolchain minimal stable with clippy and rustfmt
         uses: actions-rs/toolchain@v1

.github/workflows/test_data-sharing.yml

@@ -723,10 +723,10 @@ jobs:
         with:
           go-version: '1.20.2'
 
-      - name: Use Node.js 16.x
+      - name: Use Node.js 18.x
         uses: actions/setup-node@v2
         with:
-          node-version: 16.x
+          node-version: 18.x
 
       - name: Install RUST Toolchain minimal stable with clippy and rustfmt
         uses: actions-rs/toolchain@v1

.github/workflows/test_node-pkgs.yml

@@ -24,7 +24,7 @@ jobs:
 
     strategy:
       matrix:
-        node-version: [14.x, 16.x]
+        node-version: [14.x, 16.x, 18.x]
         # See supported Node.js release schedule at https://nodejs.org/en/about/releases/
 
     steps:
@@ -55,7 +55,7 @@ jobs:
 
     strategy:
       matrix:
-        node-version: [16.x]
+        node-version: [18.x]
         # See supported Node.js release schedule at https://nodejs.org/en/about/releases/
 
     steps:
@@ -89,10 +89,10 @@ jobs:
       # Checks-out your repository under $GITHUB_WORKSPACE, so your job can access it
       - uses: actions/checkout@v4.1.1
 
-      - name: Use Node.js 16.x
+      - name: Use Node.js 18.x
         uses: actions/setup-node@v2
         with:
-          node-version: 16.x
+          node-version: 18.x
 
       - name: NPM INSTALL
         run: npm install