SuperBuild: jpeg: remove unused patch

SuperBuild/patches/JPEG/patch.cmake

-file(READ ${CMAKE_SOURCE_DIR}/CMakeLists.txt   cmake_lists_orig1)
-string( REPLACE "-DUSE_SETMODE" "" cmake_lists_patch1 ${cmake_lists_orig1})
-file(WRITE ${CMAKE_SOURCE_DIR}/CMakeLists.txt "${cmake_lists_patch1}")
-
-file(READ ${CMAKE_SOURCE_DIR}/sharedlib/CMakeLists.txt   cmake_lists_orig)
-string( REPLACE "-DUSE_SETMODE" "" cmake_lists_patch ${cmake_lists_orig})
-file(WRITE ${CMAKE_SOURCE_DIR}/sharedlib/CMakeLists.txt "${cmake_lists_patch}")