fix(deps): remove reviewer assignment from Dependabot config

- Remove hardcoded reviewer assignments
- Allow team flexibility in handling dependency updates
- Rely on CODEOWNERS for review assignments instead

Author: grdsdev

.github/dependabot.yml

@@ -9,26 +9,20 @@ updates:
     directory: "/"
     schedule:
       interval: "weekly"
-    reviewers:
-      - "grdsdev"
     commit-message:
       prefix: "chore(deps)"
       include: "scope"
   - package-ecosystem: "npm"
     directory: "/"
     schedule:
       interval: "weekly"
-    reviewers:
-      - "grdsdev"
     commit-message:
       prefix: "chore(deps)"
       include: "scope"
   - package-ecosystem: "github-actions"
     directory: "/"
     schedule:
       interval: "weekly"
-    reviewers:
-      - "grdsdev"
     commit-message:
       prefix: "chore(deps)"
       include: "scope"