Fix CodeQL violations

Author: commonsensesoftware

src/AspNet/WebApi/src/Asp.Versioning.WebApi/MediaTypeApiVersionReaderBuilder.cs

@@ -33,11 +33,11 @@ public partial class MediaTypeApiVersionReaderBuilder
         {
             var parser = new RouteParser();
             var parsedRoute = parser.Parse( template );
-            var parameters = from content in parsedRoute.PathSegments.OfType<IPathContentSegment>()
-                             from parameter in content.Subsegments.OfType<IPathParameterSubsegment>()
-                             select parameter;
+            var segments = from content in parsedRoute.PathSegments.OfType<IPathContentSegment>()
+                             from segment in content.Subsegments.OfType<IPathParameterSubsegment>()
+                             select segment;
 
-            if ( parameters.Count() > 1 )
+            if ( segments.Count() > 1 )
             {
                 var message = string.Format( CultureInfo.CurrentCulture, CommonSR.InvalidMediaTypeTemplate, template );
                 throw new ArgumentException( message, nameof( template ) );

src/AspNetCore/WebApi/src/Asp.Versioning.Mvc.ApiExplorer/GroupedApiVersionDescriptionProvider.cs

@@ -444,7 +444,7 @@ public GroupedApiVersionMetadata( string? groupName, ApiVersionMetadata metadata
         public bool Equals( GroupedApiVersionMetadata? other ) => other is not null && other.GetHashCode() == GetHashCode();
 
         /// <inheritdoc />
-        public override bool Equals( object? obj ) => obj is GroupedApiVersionMetadata other && Equals( other );
+        public override bool Equals( object? obj ) => Equals( obj as GroupedApiVersionMetadata );
 
         /// <inheritdoc />
         public override int GetHashCode()