State lawmakers on Thursday said they’re not in a position yet to craft legislation that will prohibit or discourage wealthy families from obtaining guardianships for their college-bound children so they can qualify for needs-based financial aid.Rep. Carol Ammons, an Urbana Democrat who chairs the House Higher Education Committee, told reporters Thursday at the Bilandic Building after she didn’t know whether these college guardianship cases can be curbed through legislation or judicial rules implemented by the …