Fixes gcc-11 compatibility issue. (#594)
Fixes gcc-11 compatibility issue. (#594)

Due to a source code problem in the GTEST package that we depend on we have to disable a warning when compiling a given source file with g++-11.

* Fixes gcc-11 compatibility issue.
bakerstu/openmrn,bakerstu/openmrn,bakerstu/openmrn,bakerstu/openmrn,bakerstu/openmrn,bakerstu/openmrn