Tests

Get some RAM savings by re-ordering some structure members based on `pahole` feedback #74534

Job	Run time
Test Suites - Linux (no-ble-tsan-clang)	1h 30m 7s
Test Suites - Linux (no-ble-tsan-clang)	1h 30m 7s
REPL Tests - Darwin	0s
REPL Tests - Darwin	0s
REPL Tests - Linux	39m 11s
REPL Tests - Linux	44m 50s
Test Suites - Darwin (no-ble-asan-clang)	1h 15m 15s
Test Suites - Darwin (no-ble-asan-clang)	1h 15m 15s
Test Suites - Darwin (no-ble-tsan-clang)	1h 46m 58s
Test Suites - Darwin (no-ble-tsan-clang)	1h 46m 58s
	10h 28m 41s

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