Upgrade to GitHub-native Dependabot

.github/dependabot.yml

@@ -0,0 +1,54 @@
+version: 2
+updates:
+- package-ecosystem: bundler
+  directory: "/"
+  schedule:
+    interval: weekly
+    time: "06:00"
+    timezone: America/Los_Angeles
+  open-pull-requests-limit: 10
+  ignore:
+  - dependency-name: aws-sdk
+    versions:
+    - "> 2.11.505, < 2.12"
+  - dependency-name: rubocop-rails_config
+    versions:
+    - 1.2.2
+    - 1.3.0
+    - 1.3.1
+    - 1.3.2
+    - 1.3.3
+    - 1.3.4
+    - 1.4.0
+  - dependency-name: listen
+    versions:
+    - 3.5.0
+  - dependency-name: bootsnap
+    versions:
+    - 1.7.0
+    - 1.7.2
+    - 1.7.3
+  - dependency-name: rspec-rails
+    versions:
+    - 4.1.0
+    - 5.0.0
+  - dependency-name: webmock
+    versions:
+    - 3.11.2
+    - 3.12.0
+    - 3.12.1
+  - dependency-name: elasticsearch
+    versions:
+    - 7.10.1
+    - 7.11.1
+    - 7.11.2
+  - dependency-name: rails
+    versions:
+    - 6.1.1
+    - 6.1.2.1
+    - 6.1.3
+  - dependency-name: puma
+    versions:
+    - 5.1.1
+    - 5.2.0
+    - 5.2.1