kbuild: scripts/ver_linux: don't set PATH

It would have saved both a bug submitter and me a few hours if
scripts/ver_linux had picked the same gcc as the build.

Since I can't see any reason why it fiddles with PATH at all this patch
therefore removes the PATH setting.
Signed-off-by: Adrian Bunk <bunk@kernel.org>
Signed-off-by: Sam Ravnborg <sam@ravnborg.org>

scripts/ver_linux

@@ -4,7 +4,6 @@
 # /bin /sbin /usr/bin /usr/sbin /usr/local/bin, but it may
 # differ on your system.
 #
-PATH=/sbin:/usr/sbin:/bin:/usr/bin:/usr/local/sbin:$PATH
 echo 'If some fields are empty or look unusual you may have an old version.'
 echo 'Compare to the current minimal requirements in Documentation/Changes.'
 echo ' '