[cleanup] Remove features deprecated in 2.10
Remove the following features which have been deprecated in 2.10:
- Constructor of
LagrangeSimplexLocalFiniteElementtemplated wrt theVertexMap. - Class
LFEMatrix - Helper function
Impl::makeFunctionWithCalloperator() - Class
PQkLocalFiniteElementCache
Furthermore this adds the missing version number to a recent deprecation in 2.11.