[Bugfix] Fix table close Nullpointer in odp mode#423

JackShi148 merged 1 commit intooceanbase:masteroceanbase/obkv-table-client-java:masterfrom

JackShi148:fix_odp_close_npJackShi148/obkv-table-client-java:fix_odp_close_npCopy head branch name to clipboard