utils/docker-run: fix symmetry typo

Signed-off-by: Peter Korsgaard <peter@korsgaard.com>
Signed-off-by: Yann E. MORIN <yann.morin.1998@free.fr>
(cherry picked from commit 6bcdbccb7f09cc7635038cc67d001bee802a15e3)
Signed-off-by: Peter Korsgaard <peter@korsgaard.com>

utils/docker-run

@@ -63,7 +63,7 @@ if [ "${GIT_DIR}" ]; then
 
     # 'repo' stores .git/objects separately.
     if [ -L "${GIT_DIR}/objects" ]; then
-        # GITDIR is already an absolute path, but for symetry
+        # GITDIR is already an absolute path, but for symmetry
         # with the above, keep the same cd+readlink construct.
         OBJECTS_DIR="$(cd "${MAIN_DIR}"; readlink -e "${GIT_DIR}/objects")"
         mountpoints+=( "${OBJECTS_DIR}" )