Upgrade to GitHub-native Dependabot

.github/dependabot.yml

@@ -0,0 +1,39 @@
+version: 2
+updates:
+- package-ecosystem: npm
+  directory: "/"
+  schedule:
+    interval: daily
+    time: "13:00"
+  ignore:
+  - dependency-name: ts-loader
+    versions:
+    - 8.0.14
+    - 8.0.15
+    - 8.0.16
+    - 8.0.17
+    - 8.0.18
+    - 8.1.0
+    - 9.0.0
+    - 9.0.2
+    - 9.1.0
+  - dependency-name: y18n
+    versions:
+    - 4.0.1
+    - 4.0.2
+  - dependency-name: webpack-cli
+    versions:
+    - 4.4.0
+    - 4.5.0
+  - dependency-name: html-webpack-plugin
+    versions:
+    - 4.5.1
+  - dependency-name: lodash
+    versions:
+    - 4.17.20
+  - dependency-name: elliptic
+    versions:
+    - 6.5.3
+  - dependency-name: handlebars
+    versions:
+    - 4.7.6