Bump third_party/jsoncpp/repo from `69098a1` to `ba00447` #98863

Job	Run time
REPL Tests - Linux	1h 54m 50s
Test Suites - Darwin (no-ble-no-shell-asan-clang)	1h 23m 8s
Test Suites - Linux (no-ble-no-shell-tsan-clang)	1h 44m 47s
Test Suites - Darwin (no-ble-no-shell-tsan-clang)	1h 51m 16s
REPL Tests - Darwin	0s
	6h 54m 1s

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