test: Add functional test for symlinked blocks directory

test/functional/test_runner.py

@@ -321,6 +321,7 @@ BASE_SCRIPTS = [
     'rpc_getdescriptorinfo.py',
     'rpc_mempool_entry_fee_fields_deprecation.py',
     'rpc_help.py',
+    'feature_dirsymlinks.py',
     'feature_help.py',
     'feature_shutdown.py',
     'p2p_ibd_txrelay.py',