AB#6233 - Removed code that cleared the connection string just after it was inserted

src/Umbraco.Web.Common/Install/InstallApiController.cs

@@ -25,19 +25,21 @@ namespace Umbraco.Web.Common.Install
         private readonly DatabaseBuilder _databaseBuilder;
         private readonly InstallStatusTracker _installStatusTracker;
         private readonly IRuntimeState _runtimeState;
+        private readonly IUmbracoApplicationLifetime _umbracoApplicationLifetime;
         private readonly InstallStepCollection _installSteps;
         private readonly ILogger _logger;
         private readonly IProfilingLogger _proflog;
 
         public InstallApiController(DatabaseBuilder databaseBuilder, IProfilingLogger proflog,
             InstallHelper installHelper, InstallStepCollection installSteps, InstallStatusTracker installStatusTracker,
-            IRuntimeState runtimeState)
+            IRuntimeState runtimeState, IUmbracoApplicationLifetime umbracoApplicationLifetime)
         {
             _databaseBuilder = databaseBuilder ?? throw new ArgumentNullException(nameof(databaseBuilder));
             _proflog = proflog ?? throw new ArgumentNullException(nameof(proflog));
             _installSteps = installSteps;
             _installStatusTracker = installStatusTracker;
             _runtimeState = runtimeState;
+            _umbracoApplicationLifetime = umbracoApplicationLifetime;
             InstallHelper = installHelper;
             _logger = _proflog;
         }
@@ -173,6 +175,7 @@ namespace Umbraco.Web.Common.Install
             }
 
             _installStatusTracker.Reset();
+            _umbracoApplicationLifetime.Restart();
             return new InstallProgressResultModel(true, "", "");
         }