Changes towards backendVdcs unit tests
- 205172c5 backendVdcs: make http requests mockable
- a89907d3 httpClient: clang-format
- dfc32a15 actionExecute: drop sharedPtr when working with HttpClient
- fc1ba65e httpClient: refactor RequestType -> enum class HttpMethod
- ca7d971a model/apartment: clang-format
- 79b0cd07 propertySystem: fix leaked m_Listeners
- 09543bf3 dss-tests: rename to dss-test