fix TOOLCHAIN setting after rename of gcc-glibc to gcc
fix TOOLCHAIN setting after rename of gcc-glibc to gcc

hundeboll/core,sknsean/core,diorcety/oe-lite-core,hundeboll/core,sknsean/core,diorcety/oe-lite-core,sknsean/core,hundeboll/core,sknsean/core,sknsean/core,hundeboll/core