[ImageResizer] Migrate settings from registry to JSON. (#2604)

* Migrate ImageResizer settings from registry to JSON.

* Update last loaded time read/write IO operations.

* Rename registry helper functions.

src/modules/powerrename/lib/Settings.cpp

@@ -441,7 +441,6 @@ void CSettings::Reload()
     }
 }
 
-
 void CSettings::MigrateFromRegistry()
 {
     settings.enabled                 = GetRegBoolean(c_enabled, true);