NingWang-1993

Custom bucket for instrument histogram not working

5

### By refer to example code metrics_ostream.cc(https://github.com/open-telemetry/opentelemetry-cpp/blob/v1.11.0/examples/metrics_simple/metrics_ostream.cc) and foo_library.cc(https://github.com/open-telemetry/opentelemetry-cpp/blob/v1.11.0/examples/common/metrics_foo_library/foo_library.cc), my code just merge the two files into one file such as below(all the below code are copy and paste from...