Update nunit.tests.sdkstyle.csharp/_Definitions/_project.vstemplate.xml

Co-Authored-By: OsirisTerje <terje@hermit.no>

nunit.tests.sdkstyle.csharp/_Definitions/_project.vstemplate.xml

@@ -4,7 +4,7 @@
         <Description>A SDK style project that contains .NET Framework NUnit 3 unit tests (C#)</Description>
         <DefaultName>NUnit.Tests</DefaultName>
         <ProjectType>CSharp</ProjectType>
-          <Category>CSharp</Category>
+        <Category>CSharp</Category>
         <ProjectSubType></ProjectSubType>
         <SortOrder>1000</SortOrder>
         <CreateNewFolder>true</CreateNewFolder>
@@ -37,4 +37,4 @@
             <package id="Microsoft.NET.Test.Sdk" version="15.9.0" />
         </packages> -->
     </WizardData>
-</VSTemplate>
+</VSTemplate>