rm all_procedures.object_type calls if < 11g
rm all_procedures.object_type calls if < 11g

Fix a regression for Oracle < 11g caused by reference to
all_procedures.object_type which only exist for 11g+ versions

jgebal/ruby-plsql,jgebal/ruby-plsql,JDominator/ruby-plsql,yahonda/ruby-plsql,rsim/ruby-plsql,rsim/ruby-plsql,yahonda/ruby-plsql,jgebal/ruby-plsql,JDominator/ruby-plsql