Improve log message when failing to connect to the embedded RavenDB database (#4899)

Author: andreasohlund

src/ServiceControl.Audit.Persistence.RavenDB/RavenEmbeddedPersistenceLifecycle.cs

@@ -61,7 +61,7 @@ public async Task Initialize(CancellationToken cancellationToken = default)
                     }
                     catch (DatabaseLoadTimeoutException e)
                     {
-                        Log.Warn("Could not connect to database. Retrying in 500ms...", e);
+                        Log.Warn("Connecting to the embedded RavenDB database timed out. Retrying in 500ms...", e);
                         await Task.Delay(500, cancellationToken);
                     }
                 }
@@ -86,4 +86,4 @@ public void Dispose()
 
         static readonly ILog Log = LogManager.GetLogger(typeof(RavenEmbeddedPersistenceLifecycle));
     }
-}
+}