Extract internal/creconfig for CLI config paths

[timothyF95]

Summary

• Add internal/creconfig as the single owner of CLI config directory paths
• Migrate credentials, tenantctx, templateconfig, templaterepo/cache, update, telemetry, and related cmd/tests
• Remove duplicated .cre path helpers from credentials
• Use OS-correct paths in runtime feedback (FilePathHint); keep relative paths in static help/docs

[github-actions]

⚠️ Abigen Fork Check - Update Available

The forked abigen package is outdated and may be missing important updates.

Version	Value
Current Fork	``
Latest Upstream	v1.17.3

Action Required

1. Review abigen changes in upstream (only the accounts/abi/bind directory matters)
2. Compare with our fork in cmd/generate-bindings/bindings/abigen/
3. If relevant changes exist, sync them and update FORK_METADATA.md
4. If no abigen changes, just update the version in FORK_METADATA.md to v1.17.3

⚠️ Potential Security-Related Commits Detected

• p2p/nat: bump pion/stun to v3 to pull in fixed pion/dtls (#34980) (link)
• build: upgrade -dlgo version to Go 1.25.10 (#34911) (link)

Files to Review

• cmd/generate-bindings/bindings/abigen/bind.go
• cmd/generate-bindings/bindings/abigen/bindv2.go
• cmd/generate-bindings/bindings/abigen/template.go

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⚠️ Note to PR author: This is not something you need to fix. The Platform Expansion team is responsible for maintaining the abigen fork.

cc @smartcontractkit/bix-framework