chore:  Add initial library.json config
chore:  Add initial library.json config

Added initial library.json config for PlatformIO

Version will be synced to proper googletest version once the PIO library has been registered and proven out round trip.
xnagireddy/googletest,gianricardo/googletest,antidotcb/googletest,empiredan/googletest,antidotcb/googletest,xnagireddy/googletest,google/googletest,empiredan/googletest,gianricardo/googletest,xnagireddy/googletest,jlanecox/googletest,antidotcb/googletest,xnagireddy/googletest,google/googletest,jlanecox/googletest,jlanecox/googletest,antidotcb/googletest,google/googletest,google/googletest,gianricardo/googletest,empiredan/googletest,jlanecox/googletest