refresh tx pool every second + decrease ttl

[stefangutica]

Reasoning

• tx pool should be warmed more frequently starting with supernova

Proposed Changes

• decrease tx pool warm time

How to test

• tx pool should warm every 1 second

[github-actions]

k6 load testing comparison.
Base Commit Hash: fa749f8
Target Commit Hash: ce802e9

Metric	Base				Target				Diff
	Avg	Max	90	95	Avg	Max	90	95	Avg	Max	90	95
Mex	55.65	451.88	52.66	88.66	104.08	6253.06	236.63	273.12	+87.02% 🔴	+1283.80% 🔴	+349.40% 🔴	+208.03% 🔴
Pool	55.85	598.11	52.64	88.40	105.96	8423.05	226.72	267.31	+89.73% 🔴	+1308.27% 🔴	+330.67% 🔴	+202.38% 🔴
Accounts	59.04	815.41	53.37	172.34	102.89	4838.26	239.67	273.38	+74.28% 🔴	+493.35% 🔴	+349.08% 🔴	+58.63% 🔴
Nodes	55.57	516.02	52.52	88.11	636.30	33280.75	195.54	200.26	+1045.06% 🔴	+6349.47% 🔴	+272.32% 🔴	+127.29% 🔴
Tokens	55.88	659.71	52.53	86.67	250.17	8953.62	291.60	377.86	+347.67% 🔴	+1257.22% 🔴	+455.13% 🔴	+335.95% 🔴
Blocks	63.11	716.82	53.43	216.65	137.43	5537.77	311.66	360.05	+117.76% 🔴	+672.55% 🔴	+483.26% 🔴	+66.19% 🔴
Transactions	70.70	886.76	54.50	173.72	366.40	20187.70	350.11	558.31	+418.25% 🔴	+2176.57% 🔴	+542.36% 🔴	+221.39% 🔴
Test Run Duration	60002.58				60003.43

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