Fix build with OpeEXR>=3

Index: CMakeModules/FindOpenEXR.cmake
--- CMakeModules/FindOpenEXR.cmake.orig
+++ CMakeModules/FindOpenEXR.cmake
@@ -56,7 +56,7 @@ ENDIF (NOT WIN32 OR MINGW)
 
   find_library_with_debug(OPENEXR_HALF_LIBRARY 
     WIN32_DEBUG_POSTFIX d
-    NAMES Half-2_5 Half-2_4 Half-2_3 Half
+    NAMES Imath
     PATHS
       ${_OPENEXRLinkDir}
       ${SYSTEM_LIB_DIRS}
@@ -66,7 +66,7 @@ ENDIF (NOT WIN32 OR MINGW)
 
   find_library_with_debug(OPENEXR_IEX_LIBRARY
     WIN32_DEBUG_POSTFIX d
-    NAMES Iex-2_5 Iex-2_4 Iex-2_3 Iex-2_2 Iex
+    NAMES Iex
     PATHS
       ${_OPENEXRLinkDir}
       ${SYSTEM_LIB_DIRS}
@@ -97,7 +97,7 @@ ENDIF (NOT WIN32 OR MINGW)
   
   find_library_with_debug(OPENEXR_ILMIMF_LIBRARY 
     WIN32_DEBUG_POSTFIX d
-    NAMES IlmImf-2_5 IlmImf-2_4 IlmImf-2_3 IlmImf-2_2 IlmImf 
+    NAMES OpenEXR
     PATHS
       ${_OPENEXRLinkDir}
       ${SYSTEM_LIB_DIRS}
