* docs: update helm doc for 3.0

* docs: update helm parameters list to reflect 3.0 reality

Fixed the location tags description from taosBenchmark

* docs: update telegraf and collectd english version pictures

* docs: fix it devops telegraf eng picture

update test report of English version

Fixed typo in SQL functions for SELECT SERVER_STATUS();

Fixed typo in Select documentation around _WDURATION.

Added the _wstart, _wend, and _wduration pseudocolumns to the documentation.

1. The CLI should come after Benchmark, otherwise it's confusing.
2. taos > shouldn't be in the command lines, otherwise users can copy and paste.
3. California.SanFrancisco doesn't match the current taosBenchmark
4. The Interval query was confusing, so I changed it to make more sense to me

1. The CLI should come after Benchmark, otherwise it's confusing.
2. taos > shouldn't be in the command lines, otherwise users can copy and paste.
3. California.SanFrancisco doesn't match the current taosBenchmark

Fixed broken link and added updated star count.