disp: msm: avoid use macro as vendor module guideline

As google's vendor module guideline, don't use MODULE_SOFTDEP to order
device probes.
So avoid using the MODULE_SOFTDEP macro in display module.

Change-Id: Ife29b6185c3bcb001a581753d2a8d2aba5214f8a
Signed-off-by: GG Hou <[email protected]>

msm/msm_drv.c

@@ -2275,9 +2275,6 @@ static void __exit msm_drm_unregister(void)
 module_init(msm_drm_register);
 module_exit(msm_drm_unregister);
 
-#if IS_ENABLED(CONFIG_MSM_MMRM)
-MODULE_SOFTDEP("pre: msm-mmrm");
-#endif
 MODULE_AUTHOR("Rob Clark <[email protected]");
 MODULE_DESCRIPTION("MSM DRM Driver");
 MODULE_LICENSE("GPL");