Remove COMPILE_FLAGS from example as nlohmann-json exports them in INTEFACE_COMPILE_OPTIONS.
Remove COMPILE_FLAGS from example as nlohmann-json exports them in INTEFACE_COMPILE_OPTIONS.

ikliashchou/hunter,NeroBurner/hunter,vdsrd/hunter,daminetreg/hunter,tatraian/hunter,ingenue/hunter,mchiasson/hunter,caseymcc/hunter,Knitschi/hunter,fire-hunter/hunter,NeroBurner/hunter,shekharhimanshu/hunter,xsacha/hunter,madmongo1/hunter,sumedhghaisas/hunter,ikliashchou/hunter,ulricheck/hunter,mchiasson/hunter,NeroBurner/hunter,ruslo/hunter,alamaison/hunter,akalsi87/hunter,fwinnen/hunter,dvirtz/hunter,fire-hunter/hunter,ingenue/hunter,isaachier/hunter,fire-hunter/hunter,ruslo/hunter,tatraian/hunter,x10mind/hunter,daminetreg/hunter,RomanYudintsev/hunter,madmongo1/hunter,isaachier/hunter,RomanYudintsev/hunter,lucmichalski/hunter,alamaison/hunter,ingenue/hunter,headupinclouds/hunter,zhuhaow/hunter,lucmichalski/hunter,dan-42/hunter,ingenue/hunter,shekharhimanshu/hunter,isaachier/hunter,designerror/hunter,stohrendorf/hunter,alamaison/hunter,ErniBrown/hunter,xsacha/hunter,dan-42/hunter,dvirtz/hunter,akalsi87/hunter,ErniBrown/hunter,dmpriso/hunter,pretyman/hunter,ulricheck/hunter,vdsrd/hunter,madmongo1/hunter,caseymcc/hunter,fwinnen/hunter,dvirtz/hunter,daminetreg/hunter,ulricheck/hunter,zhuhaow/hunter,headupinclouds/hunter,sumedhghaisas/hunter,pretyman/hunter,NeroBurner/hunter,headupinclouds/hunter,ruslo/hunter,madmongo1/hunter,dan-42/hunter,sumedhghaisas/hunter,ledocc/hunter,mchiasson/hunter,shekharhimanshu/hunter,RomanYudintsev/hunter,stohrendorf/hunter,xsacha/hunter,ErniBrown/hunter,ruslo/hunter,vdsrd/hunter,x10mind/hunter,Knitschi/hunter,ErniBrown/hunter,x10mind/hunter,dmpriso/hunter,Knitschi/hunter,ikliashchou/hunter,ledocc/hunter,ikliashchou/hunter,dan-42/hunter,pretyman/hunter,stohrendorf/hunter,pretyman/hunter,tatraian/hunter,xsacha/hunter,mchiasson/hunter,dmpriso/hunter,zhuhaow/hunter,caseymcc/hunter,designerror/hunter,isaachier/hunter,lucmichalski/hunter,akalsi87/hunter,ledocc/hunter,fwinnen/hunter,designerror/hunter