toolchain-shar-extract.sh: don't print useless info
useless info "gcc: command not found" is printed when run
buildtools-extended on system without gcc.
Signed-off-by: Changqing Li <changqing.li@windriver.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>
(cherry picked from commit 289a58ddbbd8bb3f5ae0d3421cfe8e75b60b0fbe)
Signed-off-by: Steve Sakoman <steve@sakoman.com>