Merge pull request #3709 from huskar-t/develop

add hivemq-tdengine-extension

.gitmodules

@@ -4,3 +4,6 @@
 [submodule "src/connector/grafanaplugin"]
 	path = src/connector/grafanaplugin
 	url = https://github.com/taosdata/grafanaplugin
+[submodule "src/connector/hivemq-tdengine-extension"]
+	path = src/connector/hivemq-tdengine-extension
+	url = https://github.com/huskar-t/hivemq-tdengine-extension.git

hivemq-tdengine-extension @ b62a26ec

+Subproject commit b62a26ecc164a310104df57691691b237e091c89