Spelling: Miscellaneous

Corrects 34 miscellaneous misspelled words.

Differential Revision: https://developer.blender.org/D9248

Reviewed by Campbell Barton

source/blender/gpu/intern/gpu_select.c

@@ -192,7 +192,7 @@ bool GPU_select_is_cached(void)
  */
 
 /**
- * Helper function, nothing special but avoids doing inline since hit's aren't sorted by depth
+ * Helper function, nothing special but avoids doing inline since hits aren't sorted by depth
  * and purpose of 4x buffer indices isn't so clear.
  *
  * Note that comparing depth as uint is fine.