docs(node): document the Sei Labs seeds, retire the random peer list - #57

Running Vale across on the following files affected by this PR:

- node/index.mdx
- node/technical-reference.mdx
- node/troubleshooting.mdx
- node/validators.mdx

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node/index.mdx:
	- 22:4     Use sentence case for headings: 'Network Versions'.
	- 28:4     Use sentence case for headings: 'Hardware Requirements'.
	- 37:4     Use sentence case for headings: 'Installation & Setup Steps'.
	- 50:8     Use sentence case for headings: '2. Install Essential Packages'.
	- 56:8     Use sentence case for headings: '3. Synchronize System Time'.
	- 64:7     Use sentence case for headings: 'Install Go'.
	- 68:8     Use sentence case for headings: 'Installation Steps'.
	- 132:7    Use sentence case for headings: 'Initialize Chain Files'.
	- 176:7    Use sentence case for headings: 'Configure App Settings'.
	- 206:6    Use sentence case for headings: 'Archive Node Setup'.
	- 220:6    Use sentence case for headings: 'Mempool Configuration'.
	- 308:7    Use sentence case for headings: 'Monitoring & Troubleshooting'.
	- 344:4    Use sentence case for headings: 'Node Resources'.
	- 346:5    Use sentence case for headings: 'Node Setup'.
	- 360:5    Use sentence case for headings: 'Advanced Operations'.

node/technical-reference.mdx:
	- 12:4     Use sentence case for headings: 'Command Line Interface Reference'.
	- 18:5     Use sentence case for headings: 'Node Management Commands'.
	- 40:5     Use sentence case for headings: 'Key Management'.
	- 65:5     Use sentence case for headings: 'Transaction Commands'.
	- 83:4     Use sentence case for headings: 'Configuration Parameters'.
	- 88:5     Use sentence case for headings: 'App.toml Parameters'.
	- 173:4    Use sentence case for headings: 'Network Parameters'.
	- 177:5    Use sentence case for headings: 'Chain Parameters'.
	- 200:4    Use sentence case for headings: 'File Locations'.

node/troubleshooting.mdx:
	- 12:4     Use sentence case for headings: 'Common Error Codes'.
	- 16:5     Use sentence case for headings: 'Consensus Errors'.
	- 38:5     Use sentence case for headings: 'Network Errors'.
	- 58:5     Use sentence case for headings: 'Database Errors'.
	- 70:5     Use sentence case for headings: 'Diagnostic Commands'.
	- 88:4     Use sentence case for headings: 'AppHash Mismatch Errors'.
	- 107:5    Use sentence case for headings: 'Identifying AppHash Errors'.
	- 135:5    Use sentence case for headings: 'Peer Connection Issues as AppHash Red Herrings'.
	- 171:5    Use sentence case for headings: 'Peer Connection and Handshake Issues'.
	- 218:5    Use sentence case for headings: 'Sync Performance Issues'.
	- 262:4    Use sentence case for headings: 'Crash and Panic Debugging'.
	- 270:5    Use sentence case for headings: 'Logging Configuration'.
	- 350:4    Use sentence case for headings: 'Node Rollback'.

node/validators.mdx:
	- 9:4      Use sentence case for headings: 'Understanding Validator Responsibilities'.
	- 18:4     Use sentence case for headings: 'Initial Setup'.
	- 30:5     Use sentence case for headings: 'Key Management'.
	- 44:5     Use sentence case for headings: 'Hardware Security Module (HSM) Integration'.
	- 56:3     Use sentence case for headings: 'Generate key in HSM'.
	- 101:4    Use sentence case for headings: 'Monitoring and Alerting'.
	- 105:4    Use sentence case for headings: 'Security Practices'.
	- 107:5    Use sentence case for headings: 'Network Security'.
	- 127:5    Use sentence case for headings: 'Key Management Practices'.
	- 152:3    Use sentence case for headings: 'Create SHA256 checksums'.
	- 184:5    Use sentence case for headings: 'Emergency Procedures'.
	- 190:4    Use sentence case for headings: 'Governance Participation'.
	- 211:4    Use sentence case for headings: 'Recovery Procedures'.
	- 213:5    Use sentence case for headings: 'Critical Warning: Double-Signing Prevention'.
	- 229:5    Use sentence case for headings: 'Validator Recovery'.


Found 52 suggested changes across 4 files in 666.24ms