chore: update dependabot config file (aws#1744)

Co-authored-by: dependabot-preview[bot] <27856297+dependabot-preview[bot]@users.noreply.github.com>
Co-authored-by: Romain Marcadier <[email protected]>

Author: dependabot-preview[bot]

.dependabot/config.yml

@@ -0,0 +1,45 @@
+version: 2
+
+updates:
+  - package-ecosystem: npm
+    directory: "/"
+    schedule:
+      interval: daily
+    open-pull-requests-limit: 10
+    labels:
+      - dependencies
+    versioning-strategy: increase
+    ignore:
+      - dependency-name: typescript
+        versions:
+          - ">= 3.10.a"
+      - dependency-name: "@types/node"
+        versions:
+          - ">= 11.a"
+
+  - package-ecosystem: nuget
+    directory: "/packages/@jsii/dotnet-runtime/src"
+    schedule:
+      interval: daily
+    open-pull-requests-limit: 10
+    labels:
+      - dependencies
+      - language/dotnet
+
+  - package-ecosystem: nuget
+    directory: "/packages/@jsii/dotnet-runtime-test/test"
+    schedule:
+      interval: daily
+    open-pull-requests-limit: 10
+    labels:
+      - dependencies
+      - language/dotnet
+
+  - package-ecosystem: pip
+    directory: "/packages/@jsii/python-runtime"
+    schedule:
+      interval: daily
+    open-pull-requests-limit: 10
+    labels:
+      - dependencies
+      - language/python