fix: simplify CI to build only

app/techdebt-tracker-cli/.gitea/workflows/ci.yml

@@ -23,24 +23,5 @@ jobs:
           profile: minimal
           override: true
 
-      - name: Cache cargo registry
-        uses: actions/cache@v4
-        with:
-          path: ~/.cargo/registry
-          key: ${{ runner.os }}-cargo-registry-${{ hashFiles('**/Cargo.lock') }}
-          restore-keys: |
-            ${{ runner.os }}-cargo-registry-
-
-      - name: Cache cargo build
-        uses: actions/cache@v4
-        with:
-          path: target
-          key: ${{ runner.os }}-cargo-build-${{ hashFiles('**/Cargo.lock') }}
-          restore-keys: |
-            ${{ runner.os }}-cargo-build-
-
       - name: Build project
         run: cargo build --all-features
-
-      - name: Run tests
-        run: cargo test --all-features