replace tabs w/ spaces

src/inc.c

@@ -3,7 +3,8 @@
 
 /* This is the file that actually includes binary data meant to be embedded in
  * the executable. Embedded files should be added as dependencies to this source
- * file via the build system. */
+ * file via the build system to ensure this unit is recompiled upon changes to
+ * an embedded file. */
 
 #if RESOURCES_EMBEDDED
 INCBIN_INCLUDE(res_tar, "../build/res.tar");