The fix for PR39695 did not properly distinguish between procedure names
and other symbols names in errors emitted for invalid code.  Fix that.

gcc/fortran/
	PR fortran/95880
	* symbol.c (gfc_add_type): If sym->ns->proc_name is set, use it,
	otherwise fall back to sym->name.

(cherry picked from commit f3a8f66a83f8c94f6fbb0233cefba8032f2e4876)