Remove mutex, since no usages

wrapped-mutex/mutex.go

@@ -1,30 +0,0 @@
-package wrappedmutex
-
-import "sync"
-
-type Mutex[T any] struct {
-	wrapped T
-	lock    sync.Mutex
-}
-
-func New[T any](wrapped T) Mutex[T] {
-	return Mutex[T]{
-		wrapped: wrapped,
-	}
-}
-
-func (m *Mutex[T]) Lock() {
-	m.lock.Lock()
-}
-
-func (m *Mutex[T]) TryLock() bool {
-	return m.lock.TryLock()
-}
-
-func (m *Mutex[T]) Unlock() {
-	m.lock.Unlock()
-}
-
-func (m *Mutex[T]) Get() *T {
-	return &m.wrapped
-}