added sample for how-to-use pre-compiled kernels1. Corrected the exit output of kernel compilation by hipcc

2. Added sample which loads/run kernel binary during runtime?

Change-Id: I26ccaca1f844fee317592e26c9e654ce548b96a8

hipamd/samples/0_Intro/module_api/vcpy_isa.cpp

@@ -0,0 +1,9 @@
+#include<hip_runtime.h>
+
+__global__ void hello_world(hipLaunchParm lp, float *a, float *b)
+{
+    int tx = hipThreadIdx_x;
+    b[tx] = a[tx];
+}
+
+int main(){}