chore(deps): update rust crate rmcp to 0.8.0

[renovate]

This PR contains the following updates:

Package	Type	Update	Change
rmcp	workspace.dependencies	minor	0.7.0 -> 0.8.0

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Release Notes

modelcontextprotocol/rust-sdk (rmcp)

v0.8.5

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Fixed

• (oauth) respect oauth-protected-resource discovery (#​511)

v0.8.4

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Fixed

• (oauth) fix oauth credential refresh (#​509)
• do not manually construct fallback authorization metadata (#​507)
• (doc) add stakpak-agent to Built with rmcp section (#​500)

v0.8.3

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Fixed

• accept 204 in addition to 202 on initialize (#​497)

v0.8.2

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Added

• add type-safe elicitation schema support (#​465) (#​466)
• (SEP-973) following change Icon.sizes from string to string array (#​479)

Fixed

• (oauth) three oauth discovery and registration issues (#​489)
• (oauth) dynamic client registration should be optional (#​463)
• (sse-client) consume control frames; refresh message endpoint (#​448)

Other

• Streamable HTTP: drain SSE frames until the initialize response, ignoring early notifications to prevent handshake timeouts (#​467)
• bump crate version in README.md (#​471)

v0.8.1

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Fixed

• (oauth) pass bearer token to all streamable http requests (#​476)
• fix spellcheck on intentional typo in CHANGELOG (#​470)

v0.8.0

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Added

• allow clients to override client_name (#​469)

Fixed

• (oauth) support suffixed and preffixed well-knonw paths (#​459)
• generate default schema for tools with no params (#​446)

Other

• bump to rust 1.90.0 (#​453)

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