Investigate and fix javadoc warnings for Query.java
See https://gitlab.com/ottr/lutra/lutra/-/jobs/5173012614#L617
34921 [WARNING] /builds/ottr/lutra/lutra/lutra-core/src/main/java/xyz/ottr/lutra/store/checks/Query.java:293: warning - invalid usage of tag >
34921 [WARNING] /builds/ottr/lutra/lutra/lutra-core/src/main/java/xyz/ottr/lutra/store/checks/Query.java:293: warning - invalid usage of tag <
34921 [WARNING] /builds/ottr/lutra/lutra/lutra-core/src/main/java/xyz/ottr/lutra/store/checks/Query.java:293: warning - invalid usage of tag >
Edited by Martin G. Skjæveland