[DOC] Update filter tag doc (#74452)
* Update filter tag doc
* Update docs/sources/shared/datasources/tempo-search-traceql.md
Co-authored-by: Jennifer Villa <jvilla2013@gmail.com>
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Co-authored-by: Jennifer Villa <jvilla2013@gmail.com>
(cherry picked from commit 62badf0e7d)
Co-authored-by: Kim Nylander <104772500+knylander-grafana@users.noreply.github.com>