* fix: taosdump escape dbname

* fix: json file for escape char

* fix: update taostools ffc2e6f

* fix: taosbenchmark sub on 2.6 for main

* fix: upgrade taospy to 2.7.6 and fix unstable test case

* ci:Specify the version of the python connector

* ci:Specify the version of the windows  python connector

* fix: install specified version taospy

* test: make auto_create_table_json.py robust

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Co-authored-by: Shuduo Sang <sangshuduo@gmail.com>

* test: add test case in 3.0

* fix: remove result file

* test: change test cases

* fix: change test case

* test: add test to ci

* test: add test case of taosbenchmark in system-test

* fix: fix test case

* test: unknown error in ci