ci: install nextext as recommended, random ci failures on mac

Author: Firestar99

.github/workflows/ci.yaml

@@ -193,8 +193,9 @@ jobs:
       RUST_LOG: debug
     steps:
       - uses: actions/checkout@v4
-      - uses: cargo-bins/cargo-binstall@main
-      - run: cargo binstall cargo-nextest
+      - uses: taiki-e/install-action@v2
+        with:
+          tool: nextest
       - run: cargo fetch --locked
       - name: shader-crate-template cargo fetch --locked
         run: |