Refactor pica query expressions #2345

Job	Run time
check	38s
cross x86_64-unknown-linux-musl - stable	1m 59s
fuzz pica-record-matcher-v1	3m 39s
cross aarch64-unknown-linux-gnu - stable	1m 58s
deny (bans licenses sources)	32s
fuzz pica-record-ref-v1	2m 52s
cross aarch64-unknown-linux-musl - stable	1m 54s
deny (advisories)	32s
miri ${{ matrix.item.name }}	0s
fuzz pica-record-ref	3m 23s
test x86_64-unknown-linux-gnu - stable	2m 32s
test x86_64-unknown-linux-gnu - beta	2m 22s
test x86_64-unknown-linux-gnu - nightly	2m 22s
fuzz pica-record-matcher	3m 26s
test x86_64-apple-darwin - stable	1m 54s
test x86_64-pc-windows-gnu - stable	4m 32s
fuzz pica-path	5m 30s
test i686-pc-windows-msvc - stable	5m 24s
fuzz pica-format	5m 22s
fuzz pica-query	5m 27s
docs	29s
clippy	59s
careful	3m 6s
audit	0s
fmt	21s
msrv	26s
outdated	27s
udeps	6m 11s
ci	0s
	1h 8m 17s

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