Fixing wrong SystemC directory

Author: ErickOF

.github/workflows/cpp.yml

@@ -31,9 +31,9 @@ jobs:
     - name: Install Dependencies
       if: steps.cache-deps.outputs.cache-hit != 'true'
       run: |
-        sudo apt-get install -y libopencv-dev
-        git clone https://github.com/accellera-official/systemc.git
-        cd systemc
+        sudo apt-get install libopencv-dev
+        git clone https://github.com/accellera-official/systemc.git systemc-3.0.0
+        cd systemc-3.0.0
         mkdir -p objdir
         cd objdir
         export CXX=g++