Fix wording of "the the" typos throughout text

Modules/FindDevIL.cmake

@@ -49,7 +49,7 @@ include(${CMAKE_CURRENT_LIST_DIR}/FindPackageHandleStandardArgs.cmake)
 
 find_path(IL_INCLUDE_DIR il.h
   PATH_SUFFIXES include IL
-  DOC "The path the the directory that contains il.h"
+  DOC "The path to the directory that contains il.h"
 )
 
 #message("IL_INCLUDE_DIR is ${IL_INCLUDE_DIR}")

Modules/FindSDL.cmake

@@ -15,7 +15,7 @@
 #
 #
 #
-# This module responds to the the flag:
+# This module responds to the flag:
 #
 # ::
 #
@@ -23,7 +23,7 @@
 #     If this is defined, then no SDL_main will be linked in because
 #     only applications need main().
 #     Otherwise, it is assumed you are building an application and this
-#     module will attempt to locate and set the the proper link flags
+#     module will attempt to locate and set the proper link flags
 #     as part of the returned SDL_LIBRARY variable.
 #
 #