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/wallet_bumpfee.py

@@ -62,7 +62,6 @@ class BumpFeeTest(BitcoinTestFramework):
     def clear_mempool(self):
         # Clear mempool between subtests. The subtests may only depend on chainstate (utxos)
         self.generate(self.nodes[1], 1)
-        self.sync_all()
 
     def run_test(self):
         # Encrypt wallet for test_locked_wallet_fails test
@@ -75,12 +74,10 @@ class BumpFeeTest(BitcoinTestFramework):
         # fund rbf node with 10 coins of 0.001 btc (100,000 satoshis)
         self.log.info("Mining blocks...")
         self.generate(peer_node, 110)
-        self.sync_all()
         for _ in range(25):
             peer_node.sendtoaddress(rbf_node_address, 0.001)
         self.sync_all()
         self.generate(peer_node, 1)
-        self.sync_all()
         assert_equal(rbf_node.getbalance(), Decimal("0.025"))
 
         self.log.info("Running tests")
@@ -444,7 +441,6 @@ def test_watchonly_psbt(self, peer_node, rbf_node, dest_address):
     funding_address2 = watcher.getnewaddress(address_type='bech32')
     peer_node.sendmany("", {funding_address1: 0.001, funding_address2: 0.001})
     self.generate(peer_node, 1)
-    self.sync_all()
 
     # Create single-input PSBT for transaction to be bumped
     psbt = watcher.walletcreatefundedpsbt([], {dest_address: 0.0005}, 0, {"fee_rate": 1}, True)['psbt']