security: Remove unnecessary std::move

Moving a temporary object prevents copy elision, and could reduce
performance.

This fixes -Wpessimizing-move compiler warning.

Test: presubmit
Bug: 154270751
Change-Id: I378f1b9029f1a0711728ff14e4071263ad330504
diff --git a/security/keymint/support/fuzzer/keymint_attestation_fuzzer.cpp b/security/keymint/support/fuzzer/keymint_attestation_fuzzer.cpp
index bd781ac..1757997 100644
--- a/security/keymint/support/fuzzer/keymint_attestation_fuzzer.cpp
+++ b/security/keymint/support/fuzzer/keymint_attestation_fuzzer.cpp
@@ -151,7 +151,7 @@
 
 extern "C" int LLVMFuzzerInitialize(int /* *argc */, char /* ***argv */) {
     ::ndk::SpAIBinder binder(AServiceManager_waitForService(kServiceName.c_str()));
-    gKeyMint = std::move(IKeyMintDevice::fromBinder(binder));
+    gKeyMint = IKeyMintDevice::fromBinder(binder);
     LOG_ALWAYS_FATAL_IF(!gKeyMint, "Failed to get IKeyMintDevice instance.");
     return 0;
 }