COMP: Fix CodeFormatTest when executed on case-sensitive filesystem

This commit fixes the following error:

  $ ctest -R CodeFormatTest -V
  [...]
  test 1
      Start 1: CodeFormatTest

  1: Test command: /home/jcfr/Projects/iMSTK-build/install/bin/uncrustify "-c" "/home/jcfr/Projects/iMSTK/CMake/Utilities/../../Utilities/Uncrustify/iMSTKUncrustify.cfg" "-F" "/home/jcfr/Projects/iMSTK-build/Innerbuild/Uncrustify.list" "--check"
  1: Test timeout computed to be: 1500
  1: process_source_list: fopen(/home/jcfr/Projects/iMSTK-build/Innerbuild/Uncrustify.list) failed: No such file or directory (2)
  1/1 Test #1: CodeFormatTest ...................***Failed    0.00 sec

CMake/Utilities/imstkAddUncrustifyCustomTarget.cmake

@@ -15,7 +15,7 @@
     add_test(NAME CodeFormatTest
       COMMAND ${Uncrustify_EXECUTABLE}
       -c ${CMAKE_CURRENT_LIST_DIR}/../../Utilities/Uncrustify/iMSTKUncrustify.cfg
-      -F ${CMAKE_CURRENT_BINARY_DIR}/Uncrustify.list
+      -F ${CMAKE_CURRENT_BINARY_DIR}/uncrustify.list
       --check
       #COMMENT "Run uncrustify in check mode"
       WORKING_DIRECTORY ${CMAKE_CURRENT_LIST_DIR}