build!: drop node 12 support (googleapis#1563) (googleapis#1577)

deps: update octokit packages
deps: update code-suggester to v4

.github/sync-repo-settings.yaml

@@ -11,7 +11,6 @@ branchProtectionRules:
       - cla/google
       - docs
       - lint
-      - test (12)
       - test (14)
       - test (16)
       - windows

.github/workflows/ci.yaml

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

package.json

@@ -72,14 +72,14 @@
     "@lerna/package": "^4.0.0",
     "@lerna/package-graph": "^4.0.0",
     "@lerna/run-topologically": "^4.0.0",
-    "@octokit/graphql": "^4.3.1",
-    "@octokit/request": "^5.6.0",
-    "@octokit/request-error": "^2.1.0",
-    "@octokit/rest": "^18.12.0",
+    "@octokit/graphql": "^5.0.0",
+    "@octokit/request": "^6.0.0",
+    "@octokit/request-error": "^3.0.0",
+    "@octokit/rest": "^19.0.0",
     "@types/npm-package-arg": "^6.1.0",
     "@xmldom/xmldom": "^0.8.2",
     "chalk": "^4.0.0",
-    "code-suggester": "^3.0.0",
+    "code-suggester": "^4.0.0",
     "conventional-changelog-conventionalcommits": "^5.0.0",
     "conventional-changelog-writer": "^5.0.0",
     "conventional-commits-filter": "^2.0.2",
@@ -99,6 +99,6 @@
     "yargs": "^17.0.0"
   },
   "engines": {
-    "node": ">=12.18.0"
+    "node": ">=14.0.0"
   }
 }