Update devDependencies, drop Node.js 10 support and switch to npm 8.x

.github/workflows/ci.yml

@@ -36,7 +36,7 @@ jobs:
       fail-fast: false
       matrix:
         os: [ubuntu-latest]
-        node: [10, 12, 14, 16]
+        node: [12, 14, 16]
         include:
           - os: windows-latest
             node: 16

package.json

@@ -18,8 +18,8 @@
   },
   "devDependencies": {
     "bin-check": "^4.1.0",
-    "eslint": "^7.32.0",
-    "mocha": "^8.4.0"
+    "eslint": "^8.1.0",
+    "mocha": "^9.1.3"
   },
   "scripts": {
     "lint": "eslint .",
@@ -33,7 +33,7 @@
     "index.js"
   ],
   "engines": {
-    "node": ">=10"
+    "node": ">=12"
   },
   "eslintConfig": {
     "extends": "eslint:recommended",