scripted-diff: Remove redundant sync_all and sync_blocks

The sync calls are redundant after a call to generate, because generate
already syncs itself.

-BEGIN VERIFY SCRIPT-
perl -0777 -pi -e 's/(generate[^\n]*\)[^\n]*)(\n|\s)+self.sync_(all|blocks)\([^\)]*\)\n/\1\n/g' $(git grep -l generate ./test)
-END VERIFY SCRIPT-

test/functional/interface_zmq.py

@@ -190,8 +190,6 @@ class ZMQTest (BitcoinTestFramework):
         self.log.info(f"Generate {num_blocks} blocks (and {num_blocks} coinbase txes)")
         genhashes = self.generatetoaddress(self.nodes[0], num_blocks, ADDRESS_BCRT1_UNSPENDABLE)
 
-        self.sync_all()
-
         for x in range(num_blocks):
             # Should receive the coinbase txid.
             txid = hashtx.receive()
@@ -353,7 +351,6 @@ class ZMQTest (BitcoinTestFramework):
             # removed from the mempool by the block mining it.
             mempool_size = len(self.nodes[0].getrawmempool())
             c_block = self.generatetoaddress(self.nodes[0], 1, ADDRESS_BCRT1_UNSPENDABLE)[0]
-            self.sync_all()
             # Make sure the number of mined transactions matches the number of txs out of mempool
             mempool_size_delta = mempool_size - len(self.nodes[0].getrawmempool())
             assert_equal(len(self.nodes[0].getblock(c_block)["tx"])-1, mempool_size_delta)
@@ -393,7 +390,6 @@ class ZMQTest (BitcoinTestFramework):
             # Other things may happen but aren't wallet-deterministic so we don't test for them currently
             self.nodes[0].reconsiderblock(best_hash)
             self.generatetoaddress(self.nodes[1], 1, ADDRESS_BCRT1_UNSPENDABLE)
-            self.sync_all()
 
             self.log.info("Evict mempool transaction by block conflict")
             orig_txid = self.nodes[0].sendtoaddress(address=self.nodes[0].getnewaddress(), amount=1.0, replaceable=True)