ci(tests): run tests separately from nextest

nextest-rs/nextest#16

Author: IgnisDa

.github/workflows/ci.yml

@@ -48,8 +48,11 @@ jobs:
       - uses: Swatinem/rust-cache@v2
       - name: Install nextest
         run: cargo install cargo-nextest
-      - name: Run cargo test
-        run: cargo nextest run
+      - name: Run all tests
+        run: |
+          cargo nextest run
+          cargo test --doc
+
 
   lints:
     name: Lints