Move LockAnnotation to make it reflect the truth

src/wallet/test/wallet_tests.cpp

@@ -272,8 +272,8 @@ static int64_t AddTx(CWallet& wallet, uint32_t lockTime, int64_t mockTime, int64
     SetMockTime(mockTime);
     CBlockIndex* block = nullptr;
     if (blockTime > 0) {
-        LockAnnotation lock(::cs_main);
         auto locked_chain = wallet.chain().lock();
+        LockAnnotation lock(::cs_main);
         auto inserted = mapBlockIndex.emplace(GetRandHash(), new CBlockIndex);
         assert(inserted.second);
         const uint256& hash = inserted.first->first;