[PATCH 7/9] perf tools: Remove machine__load_kallsyms function

And replacing it with __machine__load_kallsyms function. The current machine__load_kallsyms function has no caller, so replacing it directly with __machine__load_kallsyms. Also removing the no_kcore argument as it was always called with true value. Link:

[PATCH 7/9] perf tools: Remove machine__load_kallsyms function

And replacing it with __machine__load_kallsyms function. The current machine__load_kallsyms function has no caller, so replacing it directly with __machine__load_kallsyms. Also removing the no_kcore argument as it was always called with true value. Link: