scripted-diff: use self.sync_* methods

-BEGIN VERIFY SCRIPT-
sed -i -e 's/sync_blocks(self.nodes)/self.sync_blocks()/g'     $(git grep -l 'sync_blocks(self.nodes)'   ./test/functional/*.py)
sed -i -e 's/sync_mempools(self.nodes)/self.sync_mempools()/g' $(git grep -l 'sync_mempools(self.nodes)' ./test/functional/*.py)

sed -i -e 's/  sync_blocks(/  self.sync_blocks(/g'     $(git grep -l sync_blocks   ./test/functional/*.py)
sed -i -e 's/  sync_mempools(/  self.sync_mempools(/g' $(git grep -l sync_mempools ./test/functional/*.py)
-END VERIFY SCRIPT-

1 files changed, 1 insertions, 1 deletions

diff --git a/test/functional/p2p_unrequested_blocks.py b/test/functional/p2p_unrequested_blocks.py
index 027852809b..dab7bc0bf2 100755
--- a/test/functional/p2p_unrequested_blocks.py
+++ b/test/functional/p2p_unrequested_blocks.py
@@ -302,7 +302,7 @@ class AcceptBlockTest(BitcoinTestFramework):
 
         # 9. Connect node1 to node0 and ensure it is able to sync
         connect_nodes(self.nodes[0], 1)
-        sync_blocks([self.nodes[0], self.nodes[1]])
+        self.sync_blocks([self.nodes[0], self.nodes[1]])
         self.log.info("Successfully synced nodes 1 and 0")
 
 if __name__ == '__main__':