hopefully fix pipeline

.gitlab-ci.yml

@@ -1,16 +1,12 @@
 image: ubuntu
 
 stages:
-  - install
-  - build
+  - simulate
 
-install-job:
-  stage: install
+testbench:
+  stage: simulate
   script:
     - echo "Installing dependencies..."
     - apt update && apt install -y make iverilog gcc-8-riscv64-linux-gnu
-
-testbench:
-  stage: build
-  script:
+    - echo "Running testbenches..."
     - make -C testbench