fix: Match node versions across dev, github actions so it works with mise, asdf and so on

.github/workflows/benchmark.yml

@@ -34,7 +34,7 @@ jobs:
           fetch-depth: 0
 
       - name: Use Node.js v20
-        uses: actions/setup-node@v3
+        uses: actions/setup-node@v4
         with:
           node-version: "20.x"
           cache: "npm"
@@ -59,10 +59,10 @@ jobs:
         with:
           clean: false
 
-      - name: Use Node.js '16.15.0'
-        uses: actions/setup-node@v2
+      - name: Use Node.js '20.x'
+        uses: actions/setup-node@v4
         with:
-          node-version: "16.15.0"
+          node-version: "20.x"
           cache: "npm"
 
       - name: 📦 Install dependencies

.github/workflows/build-lint-test.yml

@@ -13,7 +13,7 @@ jobs:
 
       # See supported Node.js release schedule at https://nodejs.org/en/about/releases/
       - name: Use Node.js v20
-        uses: actions/setup-node@v3
+        uses: actions/setup-node@v4
         with:
           node-version: "20.x"
           cache: "npm"

.github/workflows/coverage.yml

@@ -22,10 +22,10 @@ jobs:
     steps:
       - uses: actions/checkout@v3
 
-      - name: Use Node.js v16
-        uses: actions/setup-node@v2
+      - name: Use Node.js v20.x
+        uses: actions/setup-node@v4
         with:
-          node-version: "16.x"
+          node-version: "20.x"
           cache: "npm"
 
       - name: Install dependencies

.github/workflows/deploy-verify.yml

@@ -24,7 +24,7 @@ jobs:
       - uses: actions/checkout@v3
 
       - name: Use Node.js v20
-        uses: actions/setup-node@v3
+        uses: actions/setup-node@v4
         with:
           node-version: "20.x"
           cache: "npm"

.github/workflows/mythx-analysis.yml

@@ -15,10 +15,10 @@ jobs:
     steps:
       - uses: actions/checkout@v3
 
-      - name: Setup Node.js '16.15.0'
-        uses: actions/setup-node@v2
+      - name: Setup Node.js '20.x'
+        uses: actions/setup-node@v4
         with:
-          node-version: "16.15.0"
+          node-version: "20.x"
           cache: "npm"
 
       - name: Set up Python 3.8

.github/workflows/solc_version.yml

@@ -49,10 +49,10 @@ jobs:
     steps:
       - uses: actions/checkout@v3
 
-      - name: Use Node.js '16.15.0'
-        uses: actions/setup-node@v2
+      - name: Use Node.js '20.x'
+        uses: actions/setup-node@v4
         with:
-          node-version: "16.15.0"
+          node-version: "20.x"
           cache: "npm"
 
       - name: 📦 Install dependencies

.tool-versions

@@ -1 +1 @@
-nodejs 16.19.0
+nodejs 20