Update property name to match the enum.

Author: jtjackson

src/ImageSharp.Drawing/Processing/IPen.cs

@@ -28,7 +28,7 @@ public interface IPen
         /// <summary>
         /// Gets the stroke joint style
         /// </summary>
-        public JointStyle StrokeJoint { get; }
+        public JointStyle JointStyle { get; }
 
         /// <summary>
         /// Gets the endcap style

src/ImageSharp.Drawing/Processing/Pen.cs

@@ -76,7 +76,7 @@ public Pen(IBrush brush, float width)
         public ReadOnlySpan<float> StrokePattern => this.pattern;
 
         /// <inheritdoc/>
-        public JointStyle StrokeJoint { get; }
+        public JointStyle JointStyle { get; }
 
         /// <inheritdoc/>
         public EndCapStyle EndCap { get; }

src/ImageSharp.Drawing/Processing/Processors/Drawing/DrawPathProcessor.cs

@@ -49,7 +49,7 @@ public IImageProcessor<TPixel> CreatePixelSpecificProcessor<TPixel>(Configuratio
             // The global transform is applied in the FillPathProcessor.
             IPath outline = this.Path
                 .Transform(Matrix3x2.CreateTranslation(0.5F, 0.5F))
-                .GenerateOutline(this.Pen.StrokeWidth, this.Pen.StrokePattern, this.Pen.StrokeJoint, this.Pen.EndCap);
+                .GenerateOutline(this.Pen.StrokeWidth, this.Pen.StrokePattern, this.Pen.JointStyle, this.Pen.EndCap);
 
             return new FillPathProcessor(this.Options, this.Pen.StrokeFill, outline)
                 .CreatePixelSpecificProcessor(configuration, source, sourceRectangle);

src/ImageSharp.Drawing/Processing/Processors/Text/DrawTextProcessor{TPixel}.cs

@@ -306,7 +306,7 @@ public void EndGlyph()
                         }
                         else
                         {
-                            path = path.GenerateOutline(this.Pen.StrokeWidth, this.Pen.StrokePattern, this.Pen.StrokeJoint, this.Pen.EndCap);
+                            path = path.GenerateOutline(this.Pen.StrokeWidth, this.Pen.StrokePattern, this.Pen.JointStyle, this.Pen.EndCap);
                         }
 
                         renderData.OutlineMap = this.Render(path);