remove new keyword for query parsers without specific parameter

[GuticaStefan]

Reasoning

• we should use NestJs singleton dependecy injection for query parsers that don't have specific parameters for performance and memory improvements

Proposed Changes

• remove new keyword for query parsers without specific parameter

How to test

• it should work the same as before

[github-actions]

k6 load testing comparison.
Base Commit Hash: 5079d6b
Target Commit Hash: 9121558

Metric	Base				Target				Diff
	Avg	Max	90	95	Avg	Max	90	95	Avg	Max	90	95
Mex	47.74	530.21	51.60	53.65	51.38	272.32	56.24	58.00	+7.64% 🔴	-48.64% ✅	+8.99% 🔴	+8.10% 🔴
Accounts	47.79	574.89	51.64	53.77	53.15	1751.36	56.31	58.32	+11.20% 🔴	+204.64% 🔴	+9.04% 🔴	+8.45% 🔴
Pool	47.90	720.66	51.65	53.72	51.81	618.90	56.27	58.08	+8.16% 🔴	-14.12% ✅	+8.95% 🔴	+8.11% 🔴
Transactions	63.93	3374.19	52.53	55.95	72.18	4949.11	57.17	60.20	+12.91% 🔴	+46.68% 🔴	+8.83% 🔴	+7.60% 🔴
Tokens	48.07	815.62	51.60	53.76	51.90	684.58	56.25	58.07	+7.96% 🔴	-16.07% ✅	+9.01% 🔴	+8.01% 🔴
Blocks	54.52	1464.18	52.40	55.10	58.94	1340.35	56.63	59.28	+8.11% 🔴	-8.46% ✅	+8.08% 🔴	+7.60% 🔴
Nodes	47.56	224.30	51.67	53.82	51.65	473.45	56.26	58.08	+8.60% 🔴	+111.07% 🔴	+8.90% 🔴	+7.91% 🔴
Test Run Duration	60002.18				60008.50

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