drm/bridge: tc358768: remove unneeded semicolon

Remove unneeded stray semicolon.

Reported-by: kernel test robot <lkp@intel.com>
Link: https://lore.kernel.org/oe-kbuild-all/202305152341.oiSjRpv6-lkp@intel.com/


Signed-off-by: Francesco Dolcini <francesco.dolcini@toradex.com>
Reviewed-by: Neil Armstrong <neil.armstrong@linaro.org>
Signed-off-by: Neil Armstrong <neil.armstrong@linaro.org>
Link: https://patchwork.freedesktop.org/patch/msgid/20230515184408.9421-1-francesco@dolcini.it