Remove devDependencies, add dependabot check for ipa directory

Author: Sophia Marie Terry

.github/dependabot.yml

@@ -22,3 +22,10 @@ updates:
       day: tuesday
     commit-message:
       prefix: "chore"
+  - package-ecosystem: npm
+    directory: "/tools/spectral/ipa"
+    schedule:
+      interval: weekly
+      day: tuesday
+    commit-message:
+      prefix: "chore"