build!: drop node 10 from engines list, update typescript to 4.6.3

.github/sync-repo-settings.yaml

@@ -9,9 +9,9 @@ branchProtectionRules:
       - "ci/kokoro: System test"
       - docs
       - lint
-      - test (10)
       - test (12)
       - test (14)
+      - test (16)
       - cla/google
       - windows
       - OwlBot Post Processor

.github/workflows/ci.yaml

@@ -9,7 +9,7 @@ jobs:
     runs-on: ubuntu-latest
     strategy:
       matrix:
-        node: [10, 12, 14]
+        node: [12, 14, 16]
     steps:
       - uses: actions/checkout@v3
       - uses: actions/setup-node@v3

package.json

@@ -32,19 +32,19 @@
   "devDependencies": {
     "@compodoc/compodoc": "^1.1.9",
     "@types/mocha": "^8.0.0",
-    "@types/node": "^16.0.0",
+    "@types/node": "^17.0.25",
     "@types/sinon": "^10.0.0",
     "c8": "^7.0.0",
     "chai": "^4.2.0",
     "codecov": "^3.0.4",
-    "gts": "^2.0.0",
+    "gts": "^3.1.0",
     "hard-rejection": "^2.1.0",
     "linkinator": "^2.0.0",
     "mocha": "^8.0.0",
     "sinon": "^13.0.0",
-    "typescript": "^3.8.3"
+    "typescript": "^4.6.3"
   },
   "engines": {
-    "node": ">=10"
+    "node": ">=12"
   }
 }

samples/package.json

@@ -3,7 +3,7 @@
   "license": "Apache-2.0",
   "author": "Google LLC",
   "engines": {
-    "node": ">=8"
+    "node": ">=12"
   },
   "files": [
     "*.js",