[SWDEV-484495] Fix int truncation in CSV output (#1098)

CSV output truncates doubles to ints when it shouldn't. Derived metrics
are (mostly) doubles and lose precision (or become worthless) if treated
as an int. Converted these to double to match the format we return from
rocprof-sdk.

Co-authored-by: Benjamin Welton <ben@amd.com>

[ROCm/rocprofiler-sdk commit: 4f05850efd]

projects/rocprofiler-sdk/source/lib/rocprofiler-sdk-tool/generateCSV.cpp

@@ -487,7 +487,7 @@ generate_csv(tool_table*                                                     too
     for(const auto& record : data)
     {
         auto kernel_id          = record.dispatch_data.dispatch_info.kernel_id;
-        auto counter_name_value = std::map<std::string, uint64_t>{};
+        auto counter_name_value = std::map<std::string, double>{};
         for(uint64_t i = 0; i < record.counter_count; i++)
         {
             const auto& count        = record.records.at(i);
@@ -496,7 +496,7 @@ generate_csv(tool_table*                                                     too
             auto        search       = counter_name_value.find(counter_name);
             if(search == counter_name_value.end())
                 counter_name_value.emplace(
-                    std::pair<std::string, uint64_t>{counter_name, rec.counter_value});
+                    std::pair<std::string, double>{counter_name, rec.counter_value});
             else
                 search->second = search->second + rec.counter_value;
         }