Upgrade to GitHub-native Dependabot

.github/dependabot.yml

@@ -0,0 +1,30 @@
+version: 2
+updates:
+- package-ecosystem: npm
+  directory: "/"
+  schedule:
+    interval: daily
+  open-pull-requests-limit: 10
+  ignore:
+  - dependency-name: bitcore-lib
+    versions:
+    - 8.24.2
+    - 8.25.0
+    - 8.25.2
+    - 8.25.3
+    - 8.25.4
+    - 8.25.7
+    - 9.0.0
+  - dependency-name: socket.io
+    versions:
+    - 3.1.0
+  - dependency-name: commander
+    versions:
+    - 7.0.0
+    - 7.1.0
+  - dependency-name: lint-staged
+    versions:
+    - 10.5.3
+  - dependency-name: eslint-plugin-prettier
+    versions:
+    - 3.3.1