SWDEV-236178 - Remove __hip_pinned_shadow reference from dtests and add hipModuleUnload for all corresponding hipModuleLoad calls.

Change-Id: I405789b430ffbb8fccda1cebdb5d18e83a85c926

tests/src/runtimeApi/module/tex2d_kernel.cpp

@@ -27,10 +27,7 @@ THE SOFTWARE.
 
 #include "hip/hip_runtime.h"
 
-#if __HIP__
-__hip_pinned_shadow__
-#endif
-extern texture<float, 2, hipReadModeElementType> tex;
+texture<float, 2, hipReadModeElementType> tex;
 
 extern "C" __global__ void tex2dKernel(float* outputData, int width, int height) {
     int x = hipBlockIdx_x * hipBlockDim_x + hipThreadIdx_x;