Upgrade to GitHub-native Dependabot

.github/dependabot.yml

@@ -0,0 +1,48 @@
+version: 2
+updates:
+- package-ecosystem: npm
+  directory: "/"
+  schedule:
+    interval: daily
+  open-pull-requests-limit: 10
+  ignore:
+  - dependency-name: "@types/node"
+    versions:
+    - 14.14.22
+    - 14.14.24
+    - 14.14.25
+    - 14.14.26
+    - 14.14.28
+    - 14.14.30
+    - 14.14.31
+    - 14.14.32
+    - 14.14.33
+    - 14.14.34
+    - 14.14.35
+    - 14.14.36
+    - 15.0.0
+  - dependency-name: typescript
+    versions:
+    - 4.2.3
+  - dependency-name: "@types/react"
+    versions:
+    - 17.0.0
+    - 17.0.1
+    - 17.0.2
+    - 17.0.3
+  - dependency-name: next
+    versions:
+    - 10.1.2
+  - dependency-name: eslint-plugin-react
+    versions:
+    - 7.22.0
+    - 7.23.0
+  - dependency-name: lint-staged
+    versions:
+    - 10.5.3
+  - dependency-name: "@mapbox/rehype-prism"
+    versions:
+    - 0.5.0
+  - dependency-name: elliptic
+    versions:
+    - 6.5.3