Remove a couple more serilog references

Author: JustinGrote

src/PowerShellEditorServices.Hosting/Configuration/HostLogger.cs

@@ -15,9 +15,8 @@ namespace Microsoft.PowerShell.EditorServices.Hosting
     /// User-facing log level for editor services configuration.
     /// </summary>
     /// <remarks>
-    /// The underlying values of this enum attempt to align to both
-    /// <see cref="Microsoft.Extensions.Logging.LogLevel" /> and
-    /// <see cref="Serilog.Events.LogEventLevel" />.
+    /// The underlying values of this enum attempt to align to
+    /// <see cref="Microsoft.Extensions.Logging.LogLevel" />
     /// </remarks>
     public enum PsesLogLevel
     {

src/PowerShellEditorServices/Hosting/HostStartupInfo.cs

@@ -107,9 +107,8 @@ public sealed class HostStartupInfo
         /// The minimum log level of log events to be logged.
         /// </summary>
         /// <remarks>
-        /// This is cast to all of <see cref="Hosting.PsesLogLevel"/>, <see
-        /// cref="Microsoft.Extensions.Logging.LogLevel"/>, and <see
-        /// cref="Serilog.Events.LogEventLevel"/>, hence it is an <c>int</c>.
+        /// This primitive maps to <see cref="Hosting.PsesLogLevel"/> and <see
+        /// cref="Microsoft.Extensions.Logging.LogLevel"/>
         /// </remarks>
         public int LogLevel { get; }