fix: Don't encode large RTT guesses in tickets (#2114) #4044

Job	Run time
Build & test (ubuntu-latest, 1.76.0, debug)	15m 25s
Build & test (ubuntu-latest, stable, debug)	15m 8s
Build & test (ubuntu-latest, nightly, debug)	14m 17s
Build & test (macos-14, 1.76.0, debug)	15m 45s
Build & test (macos-14, stable, debug)	14m 37s
Build & test (macos-14, nightly, debug)	15m 34s
Build & test (windows-latest, 1.76.0, debug)	26m 23s
Build & test (windows-latest, stable, debug)	22m 57s
Build & test (windows-latest, nightly, debug)	23m 27s
Build & test (ubuntu-latest, stable, release)	20m 34s
Benchmark / Benchmark	17m 8s
	3h 21m 15s

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