CI: tweak: separate clippy and rustfmt jobs

.github/workflows/build-and-test.yml

@@ -11,18 +11,28 @@ on:
       - "*.md"
 
 jobs:
-  clippy-rustfmt:
-    name: clippy-rustfmt
+  clippy-lints-check:
+    name: clippy-lints-check
     runs-on: ubuntu-latest
     steps:
       - name: Checkout
         uses: actions/checkout@v4
 
-      - name: "Cargo: clippy, fmt"
+      - name: "Cargo: clippy"
         run: |
           rustup toolchain install stable --profile minimal -c clippy
-          rustup toolchain install nightly --profile minimal -c rustfmt
           cargo +stable clippy -- -D warnings
+
+  rustfmt-check:
+    name: rustfmt-check
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v4
+
+      - name: "Cargo: fmt"
+        run: |
+          rustup toolchain install nightly --profile minimal -c rustfmt
           cargo +nightly fmt -- --check
 
   github-release: