Bump wasmtime from 0.39.1 to 6.0.2 in /samples/webserver-wasi-host

[dependabot[bot]]

Bumps wasmtime from 0.39.1 to 6.0.2.

Commits

• 00fd7bc Release Wasmtime 6.0.2 (#6274)
• 4b9ce0e Merge pull request from GHSA-ch89-5g45-qwc7
• b6bc33d Release Wasmtime 6.0.1 (#5939)
• 5697586 Merge pull request from GHSA-ff4p-7xrq-q5r8
• fc13ee1 Merge pull request from GHSA-xm67-587q-r2vw
• c00d3f0 Release Wasmtime 6.0.0 (#5837)
• f3dfad2 egraphs: disable GVN of effectful idempotent ops (temporarily). (#5809)
• 473a366 Prevent trampoline entrypoints from being stripped out during LTO (#5776)
• 702edc5 [6.0.0] Update wasm-tools crates (#5767)
• c5c1671 Cranelift: Only build iconst for ints <= 64 bits (#5723) (#5729)
• Additional commits viewable in compare view

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