do not use static hdf5 on conda-build

Author: theAeon

tools/CMakeLists.txt

@@ -155,7 +155,7 @@ set(HIGHFIVE_BUILD_DOCS OFF CACHE INTERNAL BOOL)
 set(HIGHFIVE_USE_BOOST OFF CACHE INTERNAL BOOL)
 set(HIGHFIVE_UNIT_TESTS OFF CACHE INTERNAL BOOL)
 set(HIGHFIVE_HAS_CONCEPTS OFF CACHE INTERNAL BOOL)
-if(WIN32 OR APPLE)
+if((WIN32 OR APPLE) AND NOT DEFINED ENV{CONDA_BUILD})
     set(HDF5_USE_STATIC_LIBRARIES ON CACHE INTERNAL BOOL)
     set(HIGHFIVE_STATIC_HDF5 ON CACHE INTERNAL BOOL)
 endif()