bump ydb-cpp-sdk version

Author: kpavlov00

cmake/SetupYdbCppSDK.cmake

@@ -33,7 +33,7 @@ endif()
 
 cpmaddpackage(
     NAME ydb-cpp-sdk
-    GIT_TAG v3.5.1
+    GIT_TAG main
     GITHUB_REPOSITORY ydb-platform/ydb-cpp-sdk
     GIT_SHALLOW TRUE
     OPTIONS "Brotli_VERSION ${Brotli_VERSION}" "RAPIDJSON_INCLUDE_DIRS ${RAPIDJSON_INCLUDE_DIRS}"