[DOC] Update range_info partition example in ddl description
[DOC] Update range_info partition example in ddl description

This closes #3092

manishgupta88/carbondata,zzcclp/carbondata,manishgupta88/carbondata,manishgupta88/carbondata,manishgupta88/incubator-carbondata,zzcclp/carbondata,zzcclp/carbondata,zzcclp/carbondata,jackylk/incubator-carbondata,jackylk/incubator-carbondata,manishgupta88/carbondata,ravipesala/incubator-carbondata,jackylk/incubator-carbondata,zzcclp/carbondata,ravipesala/incubator-carbondata,ravipesala/incubator-carbondata,jackylk/incubator-carbondata,manishgupta88/incubator-carbondata,manishgupta88/incubator-carbondata,manishgupta88/incubator-carbondata,ravipesala/incubator-carbondata