Test/sangshuduo/td 13408 move tests in formaster (#10610)

* restore .gitmodules for master

* Revert "[TD-13408]<test>: move tests out"

This reverts commit 16a385a8336e66c4d247ac0bc6aa07e7e1e39dc8.

* immigrate file change from stand-alone repo to TDengine

for master

* remove tests repository checkout

* remove examples in CMakeLists.txt

* add examples/rust back

for master

* fix typo
Co-authored-by: Ntangfangzhi <fztang@taosdata.com>

.gitmodules

@@ -13,3 +13,6 @@
 [submodule "deps/TSZ"]
 	path = deps/TSZ
 	url = https://github.com/taosdata/TSZ.git
+[submodule "examples/rust"]
+	path = examples/rust
+	url = https://github.com/songtianyi/tdengine-rust-bindings.git

rust @ 1c8924dc

+Subproject commit 1c8924dc668e6aa848214c2fc54e3ace3f5bf8df