[meta] document support as node 0.10+

Author: ljharb

.github/workflows/node-aught.yml

@@ -6,14 +6,7 @@ jobs:
   tests:
     uses: ljharb/actions/.github/workflows/node.yml@main
     with:
-      range: '< 10'
+      range: '>= 0.10 < 10'
       type: minors
       command: npm run tests-only
       skip-ls-check: true
-
-  node:
-    name: 'node < 10'
-    needs: [tests]
-    runs-on: ubuntu-latest
-    steps:
-      - run: true

.github/workflows/node-tens.yml

@@ -9,10 +9,3 @@ jobs:
       range: '>= 10'
       type: minors
       command: npm run tests-only
-
-  node:
-    name: 'node >= 10'
-    needs: [tests]
-    runs-on: ubuntu-latest
-    steps:
-      - run: true

package.json

@@ -19,7 +19,7 @@
 		"url": "https://github.com/sponsors/ljharb"
 	},
 	"engines": {
-		"node": "*"
+		"node": ">= 0.10"
 	},
 	"dependencies": {
 		"browserify-cipher": "^1.0.1",