Deprecate omnitrace use thread sampling (#68)

* Deprecate OMNITRACE_USE_THREAD_SAMPLING

* Reworked config based on OMNITRACE_MODE

- config::set_default_setting_value(...)
- config::get_mode() is now dynamically deduced
- moved tweaking defaults from library.cpp to config::configure_mode_settings(...)
- timemory submodule update fixing vsetting issue

* runtime.md update

* revert accidental lambda name change

* Reintroduce (deprecated) OMNITRACE_ROCM_SMI_DEVICES

- add handle_deprecated_setting(...) for this deprecated setting

source/lib/omnitrace/library/components/pthread_mutex_gotcha.cpp

@@ -28,7 +28,6 @@
 #include "library/debug.hpp"
 #include "library/runtime.hpp"
 #include "library/sampling.hpp"
-#include "library/thread_sampler.hpp"
 #include "library/utility.hpp"
 #include "timemory/backends/threading.hpp"