[actions] split out node 10-20, and 20+

Author: ljharb

.github/workflows/node-tens.yml

@@ -1,4 +1,4 @@
-name: 'Tests: node.js >= 10'
+name: 'Tests: node.js 10 - 20'
 
 on: [pull_request, push]
 
@@ -9,6 +9,6 @@ jobs:
   tests:
     uses: ljharb/actions/.github/workflows/node.yml@main
     with:
-      range: '>= 10'
+      range: '>= 10 < 20'
       type: minors
       command: npm run tests-only

.github/workflows/node-twenties.yml

@@ -0,0 +1,14 @@
+name: 'Tests: node.js >= 20'
+
+on: [pull_request, push]
+
+permissions:
+  contents: read
+
+jobs:
+  tests:
+    uses: ljharb/actions/.github/workflows/node.yml@main
+    with:
+      range: '>= 20'
+      type: minors
+      command: npm run tests-only