Remove active_elections::trim #1895

Job	Run time
Linux [UBSAN] [lmdb \| clang]	42m 19s
macOS [UBSAN] [lmdb \| clang]	24m 23s
macOS [ASAN] [lmdb \| clang]	21m 54s
macOS [TSAN] [lmdb \| clang]	21m 2s
Linux [ASAN] [lmdb \| clang]	38m 52s
macOS [UBSAN] [rocksdb \| clang]	24m 33s
Linux [ASAN_INT] [lmdb \| clang] (Errors Ignored)	39m 39s
macOS [ASAN] [rocksdb \| clang]	22m 44s
Linux [TSAN] [lmdb \| clang]	40m 38s
macOS [TSAN] [rocksdb \| clang]	21m 22s
Linux [LEAK] [lmdb \| clang] (Errors Ignored)	40m 11s
Linux [UBSAN] [rocksdb \| clang]	1h 21m 22s
Linux [ASAN] [rocksdb \| clang]	1h 20m 8s
Linux [ASAN_INT] [rocksdb \| clang] (Errors Ignored)	1h 20m 3s
Linux [LEAK] [rocksdb \| clang] (Errors Ignored)	1h 19m 49s
	10h 58m 59s

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