fix: move ThirdParty to Source/ThirdParty

Author: zaucy

.gitignore

@@ -85,4 +85,4 @@ Source/**/*.ecsact.*
 /Dist
 
 # Third party files that get filled in with release script
-/ThirdParty
+/Source/ThirdParty

Source/Ecsact/Ecsact.Build.cs

@@ -131,7 +131,7 @@ private string GetEcsactSdkIncludeDir() {
 
 	private string GetEcsactSdkBinary(string binaryName) {
 		var thirdPartyEcsactSdk =
-			Path.Combine(PluginDirectory, "ThirdParty/EcsactSDK");
+			Path.Combine(PluginDirectory, "Source/ThirdParty/EcsactSDK");
 		var exePath = Path.Combine(thirdPartyEcsactSdk, $"bin/{binaryName}.exe");
 		if(File.Exists(exePath)) {
 			return exePath;

Source/EcsactUnrealCodegenPlugin/EcsactUnrealCodegenPlugin.Build.cs

@@ -48,7 +48,7 @@ private string GetEcsactSdkIncludeDir() {
 
 	private string GetEcsactSdkBinary(string binaryName) {
 		var thirdPartyEcsactSdk =
-			Path.Combine(PluginDirectory, "ThirdParty/EcsactSDK");
+			Path.Combine(PluginDirectory, "Source/ThirdParty/EcsactSDK");
 		var exePath = Path.Combine(thirdPartyEcsactSdk, $"bin/{binaryName}.exe");
 		if(File.Exists(exePath)) {
 			return exePath;