scripted-diff: rename vBlockHashesToAnnounce and vInventoryBlockToSend

-BEGIN VERIFY SCRIPT-
sed -i 's/vBlockHashesToAnnounce/m_blocks_for_headers_relay/g' src/net_processing.*
sed -i 's/vInventoryBlockToSend/m_blocks_for_inv_relay/g' src/net_processing.*
-END VERIFY SCRIPT-

src/net_processing.h

@@ -68,11 +68,11 @@ struct Peer {
     /** List of blocks that we'll anounce via an `inv` message.
      * There is no final sorting before sending, as they are always sent
      * immediately and in the order requested. */
-    std::vector<uint256> vInventoryBlockToSend GUARDED_BY(m_block_inv_mutex);
+    std::vector<uint256> m_blocks_for_inv_relay GUARDED_BY(m_block_inv_mutex);
     /** Unfiltered list of blocks that we'd like to announce via a `headers`
      * message. If we can't announce via a `headers` message, we'll fall back to
      * announcing via `inv`. */
-    std::vector<uint256> vBlockHashesToAnnounce GUARDED_BY(m_block_inv_mutex);
+    std::vector<uint256> m_blocks_for_headers_relay GUARDED_BY(m_block_inv_mutex);
 
     /** This peer's reported block height when we connected */
     std::atomic<int> m_starting_height{-1};