Mimir query engine: add support for unary negation #9196
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jhesketh
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What this PR does
This PR adds support for unary negation of scalars and instant vectors to MQE.
This means that expressions like
-metric{env="foo"}and-sum(metric{env="foo"})are now supported.Which issue(s) this PR fixes or relates to
(none)
Checklist
CHANGELOG.mdupdated - the order of entries should be[CHANGE],[FEATURE],[ENHANCEMENT],[BUGFIX].about-versioning.mdupdated with experimental features.