attempt to fix cmake for new test file extension.

Author: jacobwilliams

CMakeLists.txt

@@ -54,7 +54,7 @@ set ( JF_LIB_SRCS  src/json_kinds.F90
                    src/json_value_module.F90
                    src/json_file_module.F90
                    src/json_module.F90 )
-file ( GLOB JF_TEST_SRCS "src/tests/jf_test_*.f90" )
+file ( GLOB JF_TEST_SRCS "src/tests/jf_test_*.F90" )
 set ( JF_TEST_UCS4_SUPPORT_SRC "${CMAKE_SOURCE_DIR}/src/tests/introspection/test_iso_10646_support.f90")
 
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