message: test: Make test actually test something
  The context manager was not even created, so previously it did not check the debug log
diff: @@ -39,8 +39,8 @@ class FeatureBlockfilterindexPruneTest(BitcoinTestFramework):
  assert_greater_than(pruneheight_new, pruneheight)
  self.stop_node(1)
  self.log.info("make sure we get an init error when starting the node again with block filters")
  + with self.nodes[1].assert_debug_log(["basic block filter index best block of the index goes beyond pruned data. Please disable the index or reindex (which will download the whole blockchain again)"]):
  self.nodes[1].assert_start_raises_init_error(extra_args=self.extra_args[1])
  - self.nodes[1].assert_debug_log(["basic block filter index best block of the index goes beyond pruned data. Please disable the index or reindex (which will download the whole blockchain again)"])
  self.log.info("make sure the node starts again with the -reindex arg")
  reindex_args = self.extra_args[1]
  reindex_args.append("-reindex")
  