refactor: use static lambdas in GetReferencedAssemblies and GetInterf…

…aces for improved performance

TUnit.Core/Data/ThreadSafeDictionary.cs

@@ -14,7 +14,7 @@ public class ThreadSafeDictionary<TKey,
 
     public ICollection<TKey> Keys => _innerDictionary.Keys;
 
-    public IEnumerable<TValue> Values => _innerDictionary.Values.Select(lazy => lazy.Value);
+    public IEnumerable<TValue> Values => _innerDictionary.Values.Select(static lazy => lazy.Value);
 
     public TValue GetOrAdd(TKey key, Func<TKey, TValue> func)
     {

TUnit.Engine/Helpers/AssemblyReferenceCache.cs

@@ -14,14 +14,14 @@ internal static class AssemblyReferenceCache
 #endif
     public static AssemblyName[] GetReferencedAssemblies(Assembly assembly)
     {
-        return _assemblyCache.GetOrAdd(assembly, a => a.GetReferencedAssemblies());
+        return _assemblyCache.GetOrAdd(assembly, static a => a.GetReferencedAssemblies());
     }
 
 #if NET6_0_OR_GREATER
     [UnconditionalSuppressMessage("Trimming", "IL2070", Justification = "Type.GetInterfaces is reflection-based but safe for type checking")]
 #endif
     public static Type[] GetInterfaces(Type type)
     {
-        return _interfaceCache.GetOrAdd(type, t => t.GetInterfaces());
+        return _interfaceCache.GetOrAdd(type, static t => t.GetInterfaces());
     }
 }