Exception messages should not expose infrastructure information (#7007)

Author: xavierdecoster

src/NuGetGallery.Core/Entities/DatabaseWrapper.cs

@@ -46,7 +46,7 @@ public async Task<int> ExecuteSqlResourceAsync(string name, params object[] para
 
             if (string.IsNullOrEmpty(sqlCommand))
             {
-                throw new ArgumentException($"SQL resource '{name}' is empty.", "name");
+                throw new ArgumentException($"SQL resource '{name}' is empty.", nameof(name));
             }
 
             return await ExecuteSqlCommandAsync(sqlCommand, parameters);

src/NuGetGallery/Configuration/SmtpUri.cs

@@ -24,7 +24,7 @@ public SmtpUri(Uri uri)
             Secure = uri.Scheme.Equals("smtps", StringComparison.OrdinalIgnoreCase);
             if (!Secure && !uri.Scheme.Equals("smtp", StringComparison.OrdinalIgnoreCase))
             {
-                throw new FormatException("Invalid SMTP URL: " + uri.ToString());
+                throw new FormatException("Invalid SMTP URL");
             }
 
             var m = UserInfoParser.Match(uri.UserInfo);