update syntax for MKL get_option()

Author: mattip

mesonbuild/dependencies/blas_lapack.py

@@ -855,7 +855,7 @@ def __init__(self, name: str, env: 'Environment', kwargs: T.Dict[str, T.Any]) ->
             # available before the .pc file for SDL
             self.use_sdl = False
 
-        static_opt = kwargs.get('static', env.coredata.get_option(OptionKey('prefer_static')))
+        static_opt = kwargs.get('static', env.coredata.optstore.get_value_for(OptionKey('prefer_static')))
         libtype = 'static' if static_opt else 'dynamic'
 
         if self.use_sdl: