bsls_byteorderutil_impl: fix typo
bsls_byteorderutil_impl: fix typo

gbleaney/Allocator-Benchmarks,che2/bde,saxena84/bde,gbleaney/Allocator-Benchmarks,minhlongdo/bde,bowlofstew/bde,mversche/bde,dbremner/bde,bowlofstew/bde,jmptrader/bde,bowlofstew/bde,minhlongdo/bde,frutiger/bde,frutiger/bde,mversche/bde,jmptrader/bde,bloomberg/bde,bloomberg/bde-allocator-benchmarks,frutiger/bde,idispatch/bde,frutiger/bde,bloomberg/bde-allocator-benchmarks,minhlongdo/bde,saxena84/bde,osubboo/bde,minhlongdo/bde,idispatch/bde,che2/bde,saxena84/bde,idispatch/bde,apaprocki/bde,bloomberg/bde,dharesign/bde,bloomberg/bde-allocator-benchmarks,bloomberg/bde-allocator-benchmarks,che2/bde,RMGiroux/bde-allocator-benchmarks,apaprocki/bde,RMGiroux/bde-allocator-benchmarks,saxena84/bde,dbremner/bde,gbleaney/Allocator-Benchmarks,apaprocki/bde,dharesign/bde,dharesign/bde,bloomberg/bde,bloomberg/bde,idispatch/bde,mversche/bde,RMGiroux/bde-allocator-benchmarks,gbleaney/Allocator-Benchmarks,bowlofstew/bde,bloomberg/bde-allocator-benchmarks,dbremner/bde,osubboo/bde,apaprocki/bde,RMGiroux/bde-allocator-benchmarks,osubboo/bde,RMGiroux/bde-allocator-benchmarks,jmptrader/bde,dharesign/bde,apaprocki/bde,che2/bde,bloomberg/bde,mversche/bde,osubboo/bde,dbremner/bde,jmptrader/bde