test: Update RHI unit tests to use CreateShader API

Rename CompileShader to CreateShader in all RHI unit tests:
- test_command_list.cpp
- test_compute.cpp
- test_shader.cpp

tests/RHI/unit/test_command_list.cpp

@@ -435,7 +435,7 @@ TEST_P(RHITestFixture, CommandList_SetShader) {
         shaderDesc.source.assign(vs, vs + strlen(vs));
     }
 
-    RHIShader* shader = GetDevice()->CompileShader(shaderDesc);
+    RHIShader* shader = GetDevice()->CreateShader(shaderDesc);
     if (shader == nullptr) {
         return;
     }