Upgrade to GitHub-native Dependabot

.github/dependabot.yml

@@ -0,0 +1,69 @@
+version: 2
+updates:
+- package-ecosystem: npm
+  directory: "/"
+  schedule:
+    interval: daily
+  open-pull-requests-limit: 99
+  ignore:
+  - dependency-name: eslint
+    versions:
+    - 7.19.0
+    - 7.22.0
+    - 7.23.0
+    - 7.24.0
+  - dependency-name: "@babel/core"
+    versions:
+    - 7.12.13
+    - 7.12.16
+    - 7.12.17
+    - 7.13.13
+    - 7.13.14
+    - 7.13.15
+  - dependency-name: googleapis
+    versions:
+    - 68.0.0
+    - 70.0.0
+    - 71.0.0
+  - dependency-name: "@babel/preset-env"
+    versions:
+    - 7.12.13
+    - 7.12.16
+    - 7.12.17
+    - 7.13.0
+    - 7.13.12
+    - 7.13.8
+  - dependency-name: mongoose
+    versions:
+    - 5.11.14
+    - 5.11.15
+    - 5.11.16
+    - 5.11.17
+    - 5.11.18
+    - 5.11.19
+    - 5.12.1
+    - 5.12.2
+    - 5.12.3
+  - dependency-name: eslint-plugin-react
+    versions:
+    - 7.23.0
+    - 7.23.1
+  - dependency-name: query-string
+    versions:
+    - 7.0.0
+  - dependency-name: nanoid
+    versions:
+    - 3.1.22
+  - dependency-name: "@babel/preset-react"
+    versions:
+    - 7.13.13
+  - dependency-name: codemirror
+    versions:
+    - 5.59.3
+    - 5.60.0
+  - dependency-name: classnames
+    versions:
+    - 2.3.0
+  - dependency-name: marked
+    versions:
+    - 1.2.8