chore: Update gha checkout and node versions. (#440)

Update checkout and setup-node actions to v4. Update node versions to 20
which uses npm v10 which supports provenance.


![Screenshot_2024-04-16_at_11_41_26 AM](https://github.com/launchdarkly/js-core/assets/1593077/d535b04d-e427-477e-8fa9-dc3b4bf233c2)

---------

Co-authored-by: Ryan Lamb <[email protected]>

Author: yusinto

.github/workflows/akamai-base.yml

@@ -14,8 +14,8 @@ jobs:
   build-test-akamai:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v3
-      - uses: actions/setup-node@v3
+      - uses: actions/checkout@v4
+      - uses: actions/setup-node@v4
       - id: shared
         name: Shared CI Steps
         uses: ./actions/ci

.github/workflows/akamai-edgekv.yml

@@ -14,8 +14,8 @@ jobs:
   build-test-akamai-edgekv:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v3
-      - uses: actions/setup-node@v3
+      - uses: actions/checkout@v4
+      - uses: actions/setup-node@v4
       - id: shared
         name: Shared CI Steps
         uses: ./actions/ci

.github/workflows/akamai-edgeworker-sdk.yml

@@ -14,10 +14,10 @@ jobs:
   build-test-akamai-edgeworker-sdk:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v3
-      - uses: actions/setup-node@v3
+      - uses: actions/checkout@v4
+      - uses: actions/setup-node@v4
         with:
-          node-version: 16
+          node-version: 20.x
           registry-url: 'https://registry.npmjs.org'
       - id: shared
         name: Shared CI Steps

.github/workflows/cloudflare.yml

@@ -14,8 +14,8 @@ jobs:
   build-test-cloudflare:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v3
-      - uses: actions/setup-node@v3
+      - uses: actions/checkout@v4
+      - uses: actions/setup-node@v4
       - id: shared
         name: Shared CI Steps
         uses: ./actions/ci

.github/workflows/common.yml

@@ -14,10 +14,10 @@ jobs:
   build-test-common:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v3
-      - uses: actions/setup-node@v3
+      - uses: actions/checkout@v4
+      - uses: actions/setup-node@v4
         with:
-          node-version: 16
+          node-version: 20.x
           registry-url: 'https://registry.npmjs.org'
       - id: shared
         name: Shared CI Steps

.github/workflows/manual-publish-docs.yml

@@ -24,10 +24,10 @@ jobs:
   build-publish:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v3
-      - uses: actions/setup-node@v3
+      - uses: actions/checkout@v4
+      - uses: actions/setup-node@v4
         with:
-          node-version: 16.x
+          node-version: 20.x
           registry-url: 'https://registry.npmjs.org'
 
       - name: 'Setup Redis'

.github/workflows/manual-publish.yml

@@ -50,11 +50,8 @@ jobs:
       - uses: actions/checkout@v4
       - uses: actions/setup-node@v4
         with:
-          node-version: 16.x
+          node-version: 20.x
           registry-url: 'https://registry.npmjs.org'
-      - uses: ./actions/install-npm-version
-        with:
-          npm_version: 9.5.0
       - name: 'Setup Redis'
         if: ${{ inputs.workspace_path == 'packages/store/node-server-sdk-redis' }}
         run: |

.github/workflows/mocks.yml

@@ -14,8 +14,8 @@ jobs:
   build-test-mocks:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v3
-      - uses: actions/setup-node@v3
+      - uses: actions/checkout@v4
+      - uses: actions/setup-node@v4
       - id: shared
         name: Shared CI Steps
         uses: ./actions/ci

.github/workflows/node-dynamodb.yml

@@ -14,10 +14,10 @@ jobs:
   build-test-node-dynamo:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v3
-      - uses: actions/setup-node@v3
+      - uses: actions/checkout@v4
+      - uses: actions/setup-node@v4
         with:
-          node-version: 16
+          node-version: 20.x
           registry-url: 'https://registry.npmjs.org'
       - run: |
           sudo docker run -d -p 8000:8000 amazon/dynamodb-local

.github/workflows/node-otel.yml

@@ -14,10 +14,10 @@ jobs:
   build-test-node-server-otel:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v3
-      - uses: actions/setup-node@v3
+      - uses: actions/checkout@v4
+      - uses: actions/setup-node@v4
         with:
-          node-version: 16
+          node-version: 20.x
           registry-url: 'https://registry.npmjs.org'
       - id: shared
         name: Shared CI Steps