Install dependencies in GitHub Actions workflow

Added a step to install necessary dependencies for testing.

.github/workflows/tests.yml

@@ -37,6 +37,9 @@ jobs:
       - uses: actions/checkout@v6
       - uses: Swatinem/rust-cache@v2
 
+      - name: Install dependencies
+        run: sudo apt install libnotify-dev clang pkg-config -y
+
       - name: Test dev build
         run: cargo test
 
@@ -50,6 +53,9 @@ jobs:
       - uses: actions/checkout@v6
       - uses: Swatinem/rust-cache@v2
 
+      - name: Install dependencies
+        run: sudo apt install libnotify-dev clang pkg-config -y
+
       - name: Clippy check
         run: cargo clippy -- -D