SWDEV-240806 - Fix Windows build

Fixes error "All control paths should return a value".

Change-Id: I4178ee4b644cd54629bd2a2f4c57eb58d2709ab8

hipamd/src/hip_graph.cpp

@@ -50,6 +50,7 @@ hipError_t ihipValidateKernelParams(const hipKernelNodeParams* pNodeParams) {
   if (status != hipSuccess) {
     return status;
   }
+  return hipSuccess;
 }
 
 hipError_t ihipGraphAddKernelNode(hipGraphNode_t* pGraphNode, hipGraph_t graph,