free up some space before running tests

Signed-off-by: Jorge Prendes <jorge.prendes@gmail.com>

Author: jprendes

.github/workflows/dep_rust.yml

@@ -105,7 +105,9 @@ jobs:
           du --max-depth=3 -h ./target | sort -h
 
       - name: Test
-        run:  just test ${{ matrix.config }}  ${{ matrix.hypervisor == 'mshv3' && 'mshv3' || ''}}
+        run:  |
+          cargo clean -p hyperlight-wasm
+          just test ${{ matrix.config }}  ${{ matrix.hypervisor == 'mshv3' && 'mshv3' || ''}}
         working-directory: ./src/hyperlight_wasm
 
       - name: Install github-cli (Windows)