Auto merge of #2254 - JohnTitor:unused-borrow, r=JohnTitor

Fix `unused borrow` lint warning

r? `@ghost`

Author: bors

src/unix/linux_like/android/b32/arm.rs

@@ -138,7 +138,7 @@ cfg_if! {
                         self.uc_stack.hash(state);
                         self.uc_mcontext.hash(state);
                         self.uc_sigmask__c_anonymous_union.hash(state);
-                        &self.uc_regspace[..].hash(state);
+                        self.uc_regspace[..].hash(state);
                         // Ignore padding field
                     }
                 }