chore: add dependabot.yml (#127)

Signed-off-by: Anish Ramasekar <anish.ramasekar@gmail.com>

Author: aramase

.github/dependabot.yml

@@ -0,0 +1,13 @@
+version: 2
+updates:
+  - package-ecosystem: "gomod"
+    directory: "/"
+    schedule:
+      interval: "weekly"
+    commit-message:
+      prefix: "chore"
+    ignore:
+      - dependency-name: "*"
+        update-types:
+        - "version-update:semver-major"
+        - "version-update:semver-minor"