Remove no-longer-maintained clippy-check action (#238)

Also: Configure Dependabot to suggest new action steps when available

Author: scouten-adobe

.github/dependabot.yml

@@ -7,3 +7,8 @@ updates:
     directory: "/"
     schedule:
       interval: "daily"
+
+  - package-ecosystem: "github-actions"
+    directory: "/"
+    schedule:
+      interval: "weekly"

.github/workflows/ci.yml

@@ -64,13 +64,8 @@ jobs:
       - name: Cache Rust dependencies
         uses: Swatinem/rust-cache@v2
 
-      - name: Cargo clippy
-        uses: actions-rs/clippy-check@v1
-        with:
-          token: ${{ secrets.GITHUB_TOKEN }}
-          args: --all-features --all-targets -- -D warnings
-        env:
-          RUST_BACKTRACE: "1"
+      - name: Run Clippy
+        run: cargo clippy --all-features --all-targets -- -Dwarnings
 
   cargo_fmt:
     name: Enforce Rust code format