SWDEV-296922 : Incorrect rounding due to integer division in rocprofiler metrics

Changed derived metrics to double from int64.
Fixed standalone test due to int64 to float change
Fixed intercept test due to int64 to float change.

Change-Id: I49631c187406ae9dd94a869b3bb13772012e8cdf


[ROCm/rocprofiler commit: f9017cbdc5]

projects/rocprofiler/test/app/intercept_test.cpp

@@ -124,6 +124,9 @@ void dump_context_entry(context_entry_t* entry, rocprofiler_feature_t* features,
       case ROCPROFILER_DATA_KIND_INT64:
         fprintf(stdout, "= (%lu)\n", p->data.result_int64);
         break;
+      case ROCPROFILER_DATA_KIND_DOUBLE:
+	fprintf(stdout, "= (%lf)\n", p->data.result_double);
+	break;
       default:
         fprintf(stderr, "Undefined data kind(%u)\n", p->data.kind);
         abort();