Remove dummy transaction from extension

[ray6080]

Description

Please include a summary of the changes and the related issue (if applicable). Please also include
relevant motivation and context.

Fixes # (issue)

Contributor agreement

• I have read and agree to the Contributor Agreement.

[github-actions]

Benchmark Result

Master commit hash: 68d829ee48035b7e7aa08b8e539fe206da074634
Branch commit hash: 38c8b904d5a0306e5386484a135d7bc21721ca0f

Query Group	Query Name	Mean Time - Commit (ms)	Mean Time - Master (ms)	Diff
aggregation	q24	697.59	688.09	9.50 (1.38%)
aggregation	q28	6363.22	6349.28	13.94 (0.22%)
filter	q14	136.69	128.13	8.57 (6.69%)
filter	q15	134.98	125.34	9.64 (7.69%)
filter	q16	307.65	306.80	0.84 (0.27%)
filter	q17	455.92	448.92	7.00 (1.56%)
filter	q18	1956.98	1948.09	8.89 (0.46%)
filter	zonemap-node	96.68	89.25	7.44 (8.33%)
filter	zonemap-node-lhs-cast	96.97	89.57	7.40 (8.26%)
filter	zonemap-node-null	96.58	89.18	7.40 (8.29%)
filter	zonemap-rel	5646.73	5693.85	-47.12 (-0.83%)
fixed_size_expr_evaluator	q07	585.65	572.14	13.51 (2.36%)
fixed_size_expr_evaluator	q08	811.57	802.95	8.62 (1.07%)
fixed_size_expr_evaluator	q09	809.00	799.99	9.01 (1.13%)
fixed_size_expr_evaluator	q10	244.98	236.76	8.23 (3.47%)
fixed_size_expr_evaluator	q11	237.93	231.40	6.53 (2.82%)
fixed_size_expr_evaluator	q12	234.47	226.48	7.99 (3.53%)
fixed_size_expr_evaluator	q13	1464.78	1461.68	3.10 (0.21%)
fixed_size_seq_scan	q23	120.98	115.76	5.22 (4.51%)
join	q29	617.69	635.52	-17.82 (-2.80%)
join	q30	9499.85	10285.44	-785.59 (-7.64%)
join	q31	4.53	7.62	-3.10 (-40.62%)
join	SelectiveTwoHopJoin	53.00	52.30	0.70 (1.35%)
ldbc_snb_ic	q35	2640.16	2580.48	59.68 (2.31%)
ldbc_snb_ic	q36	479.35	476.49	2.86 (0.60%)
ldbc_snb_is	q32	5.29	6.74	-1.46 (-21.62%)
ldbc_snb_is	q33	12.79	12.97	-0.18 (-1.39%)
ldbc_snb_is	q34	1.50	1.33	0.17 (13.15%)
multi-rel	multi-rel-large-scan	1332.05	1386.28	-54.23 (-3.91%)
multi-rel	multi-rel-lookup	11.68	45.26	-33.58 (-74.20%)
multi-rel	multi-rel-small-scan	54.70	74.31	-19.61 (-26.39%)
order_by	q25	138.78	132.85	5.93 (4.46%)
order_by	q26	458.64	454.49	4.16 (0.91%)
order_by	q27	1471.22	1472.93	-1.71 (-0.12%)
recursive_join	recursive-join-bidirection	285.61	287.60	-1.99 (-0.69%)
recursive_join	recursive-join-dense	7329.61	7331.86	-2.25 (-0.03%)
recursive_join	recursive-join-path	23676.87	23736.81	-59.93 (-0.25%)
recursive_join	recursive-join-sparse	1065.20	1059.26	5.94 (0.56%)
recursive_join	recursive-join-trail	7304.75	7277.28	27.47 (0.38%)
scan_after_filter	q01	180.16	171.86	8.30 (4.83%)
scan_after_filter	q02	166.29	155.48	10.81 (6.96%)
shortest_path_ldbc100	q37	102.65	97.35	5.30 (5.45%)
shortest_path_ldbc100	q38	387.68	370.39	17.28 (4.67%)
shortest_path_ldbc100	q39	66.46	60.23	6.23 (10.34%)
shortest_path_ldbc100	q40	425.21	453.99	-28.78 (-6.34%)
var_size_expr_evaluator	q03	2122.02	2070.20	51.82 (2.50%)
var_size_expr_evaluator	q04	2260.63	2210.68	49.95 (2.26%)
var_size_expr_evaluator	q05	2663.18	2587.97	75.21 (2.91%)
var_size_expr_evaluator	q06	1348.16	1338.07	10.09 (0.75%)
var_size_seq_scan	q19	1475.27	1450.73	24.54 (1.69%)
var_size_seq_scan	q20	2562.47	2603.38	-40.91 (-1.57%)
var_size_seq_scan	q21	2292.43	2273.94	18.49 (0.81%)
var_size_seq_scan	q22	130.19	125.03	5.16 (4.13%)