Bump third_party/cirque/repo from `16e8668` to `550c926` #1470

Job	Run time
REPL Tests - Linux	1h 56m 16s
REPL Tests - Darwin	0s
Test Suites - Darwin (no-ble-no-shell-asan-clang)	1h 23m 57s
Test Suites - Darwin (no-ble-no-shell-tsan-clang)	1h 48m 1s
Test Suites - Linux (no-ble-no-shell-tsan-clang)	1h 45m 48s
	6h 54m 2s

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