Add NPM dependabot config

Author: chrisreddington

.github/dependabot.yml

@@ -6,7 +6,21 @@
 
 version: 2
 updates:
- - package-ecosystem: "devcontainers"
-   directory: "/"
-   schedule:
-     interval: weekly
+  - package-ecosystem: "devcontainers"
+    directory: "/"
+    schedule:
+      interval: weekly
+  - package-ecosystem: npm
+    directory: /possible-solutions/
+    schedule:
+      interval: weekly
+    groups:
+      npm-development:
+        dependency-type: development
+        update-types:
+          - minor
+          - patch
+      npm-production:
+        dependency-type: production
+        update-types:
+          - patch