Chain Simulator tests fixes

[stefangutica]

Reasoning

Proposed Changes

How to test

[github-actions]

k6 load testing comparison.
Base Commit Hash: aadda61
Target Commit Hash: e0dc00e

Metric	Base				Target				Diff
	Avg	Max	90	95	Avg	Max	90	95	Avg	Max	90	95
Nodes	72.96	4748.28	141.79	169.10	1533.13	24624.20	229.39	24622.39	+2001.43% 🔴	+418.59% 🔴	+61.78% 🔴	+14460.82% 🔴
Accounts	71.80	5034.87	146.09	169.55	78.76	4966.22	189.37	221.21	+9.70% 🔴	-1.36% ✅	+29.62% 🔴	+30.47% 🔴
Pool	72.48	3510.66	144.96	169.73	74.93	6311.59	140.18	219.55	+3.38% 🔴	+79.78% 🔴	-3.30% ✅	+29.35% 🔴
Mex	73.17	5088.25	136.81	168.80	73.50	5897.10	164.27	218.91	+0.45% 🔴	+15.90% 🔴	+20.07% 🔴	+29.68% 🔴
Transactions	130.21	4031.35	262.65	321.32	251.33	16335.15	166.36	182.29	+93.01% 🔴	+305.20% 🔴	-36.66% ✅	-43.27% ✅
Blocks	112.40	2170.54	215.87	244.02	105.80	3240.29	257.64	309.47	-5.87% ✅	+49.28% 🔴	+19.35% 🔴	+26.82% 🔴
Tokens	72.75	4220.28	143.18	169.55	155.84	5847.06	177.06	207.21	+114.21% 🔴	+38.55% 🔴	+23.66% 🔴	+22.22% 🔴
Test Run Duration	60004.85				60016.44

Legend: Avg - Average Response Time, Max - Maximum Response Time, 90 - 90th Percentile, 95 - 95th Percentile
All times are in milliseconds.