added missing fixed copyright headers

tests/ImageSharp.Tests/Formats/Jpg/JpegDecoderTests.cs

@@ -1,3 +1,9 @@
+// <copyright file="JpegDecoderTests.cs" company="James Jackson-South">
+// Copyright (c) James Jackson-South and contributors.
+// Licensed under the Apache License, Version 2.0.
+// </copyright>
+
+// ReSharper disable InconsistentNaming
 namespace ImageSharp.Tests
 {
     using System;

tests/ImageSharp.Tests/Formats/Jpg/JpegEncoderTests.cs

@@ -1,4 +1,4 @@
-// <copyright file="JpegTests.cs" company="James Jackson-South">
+// <copyright file="JpegEncoderTests.cs" company="James Jackson-South">
 // Copyright (c) James Jackson-South and contributors.
 // Licensed under the Apache License, Version 2.0.
 // </copyright>

tests/ImageSharp.Tests/Formats/Jpg/JpegProfilingBenchmarks.cs

@@ -1,3 +1,8 @@
+// <copyright file="JpegProfilingBenchmarks.cs" company="James Jackson-South">
+// Copyright (c) James Jackson-South and contributors.
+// Licensed under the Apache License, Version 2.0.
+// </copyright>
+
 namespace ImageSharp.Tests
 {
     using System;

tests/ImageSharp.Tests/Formats/Jpg/JpegUtilsTests.cs

@@ -1,3 +1,8 @@
+// <copyright file="JpegUtilsTests.cs" company="James Jackson-South">
+// Copyright (c) James Jackson-South and contributors.
+// Licensed under the Apache License, Version 2.0.
+// </copyright>
+
 // ReSharper disable InconsistentNaming
 namespace ImageSharp.Tests
 {

tests/ImageSharp.Tests/Formats/Jpg/YCbCrImageTests.cs

@@ -1,4 +1,9 @@
-namespace ImageSharp.Tests
+// <copyright file="YCbCrImageTests.cs" company="James Jackson-South">
+// Copyright (c) James Jackson-South and contributors.
+// Licensed under the Apache License, Version 2.0.
+// </copyright>
+
+namespace ImageSharp.Tests
 {
     using ImageSharp.Formats.Jpg;