update changelog (spiceai#10985)

* update changelog

* fix link

Author: Jeadie

docs/release_notes/v2.0.0-rc.5.md

@@ -495,5 +495,24 @@ Spice is available in the [AWS Marketplace](https://aws.amazon.com/marketplace/p
 - perf(cayenne): background retention + enable CDC pipelining for retention-configured tables by [@lukekim](https://github.com/lukekim) in [#10936](https://github.com/spiceai/spiceai/pull/10936)
 - feat(cayenne): scale metastore pool to 32 + vs_duckdb_scaling benches (1→128 concurrency, sqlite + turso lanes) by [@lukekim](https://github.com/lukekim) in [#10943](https://github.com/spiceai/spiceai/pull/10943)
 - feat(mcp): support auth for streamable HTTP tools by [@phillipleblanc](https://github.com/phillipleblanc) in [#10927](https://github.com/spiceai/spiceai/pull/10927)
+- Explicit error if v1/search requests a table without search index by [@Jeadie](https://github.com/Jeadie) in [#10968](https://github.com/spiceai/spiceai/pull/10968)
+- Fix spicepod loading failure when directory name contains dots by [@sgrebnov](https://github.com/sgrebnov) in [#10958](https://github.com/spiceai/spiceai/pull/10958)
+- Extend append tests with arrow engine configurations by [@sgrebnov](https://github.com/sgrebnov) in [#10959](https://github.com/spiceai/spiceai/pull/10959)
+- Remove dataset on_schema_change Policy from rc.5 release notes by [@sgrebnov](https://github.com/sgrebnov) in [#10964](https://github.com/spiceai/spiceai/pull/10964)
+- Skip tpcds_q78 for Cayenne engine at SF100 by [@sgrebnov](https://github.com/sgrebnov) in [#10966](https://github.com/spiceai/spiceai/pull/10966)
+- fix: Update benchmark snapshots May-20 by [@app/github-actions](https://github.com/apps/github-actions) in [#10952](https://github.com/spiceai/spiceai/pull/10952)
+- Fix #10951: UdtfExec invariant Vec lengths must match children count by [@phillipleblanc](https://github.com/phillipleblanc) in [#10953](https://github.com/spiceai/spiceai/pull/10953)
+- docs(release): update v2.0.0-rc.5 notes with latest trunk PRs by [@lukekim](https://github.com/lukekim) in [#10949](https://github.com/spiceai/spiceai/pull/10949)
+- Handle NULL sentinel for nullable partition expressions (e.g. 'bucket(N, col)') by [@Jeadie](https://github.com/Jeadie) in [#10880](https://github.com/spiceai/spiceai/pull/10880)
+- fix: Remove Cayenne Catalog from catalog registration by [@peasee](https://github.com/peasee) in [#10914](https://github.com/spiceai/spiceai/pull/10914)
+- Add catalog name to foreign key metadata in postgres catalog by [@Jeadie](https://github.com/Jeadie) in [#10917](https://github.com/spiceai/spiceai/pull/10917)
+- Remove eval related things for v2.0.0 by [@Jeadie](https://github.com/Jeadie) in [#10945](https://github.com/spiceai/spiceai/pull/10945)
+- Cayenne perf: eliminate redundant clones, PK point-lookup fanout fix, IN-list rewrite + microbench coverage by [@lukekim](https://github.com/lukekim) in [#10916](https://github.com/spiceai/spiceai/pull/10916)
+- fix(turso-shared): retry on Turso BEGIN CONCURRENT "Write-write conflict" by [@lukekim](https://github.com/lukekim) in [#10946](https://github.com/spiceai/spiceai/pull/10946)
+- Vendor Vortex DataFusion for Cayenne by [@lukekim](https://github.com/lukekim) in [#10933](https://github.com/spiceai/spiceai/pull/10933)
+- perf(cayenne): background retention + enable CDC pipelining for retention-configured tables by [@lukekim](https://github.com/lukekim) in [#10936](https://github.com/spiceai/spiceai/pull/10936)
+- feat(cayenne): scale metastore pool to 32 + vs_duckdb_scaling benches (1→128 concurrency, sqlite + turso lanes) by [@lukekim](https://github.com/lukekim) in [#10943](https://github.com/spiceai/spiceai/pull/10943)
+- build(deps): bump ubuntu from 24.04 to 26.04 in the docker-dependencies group by [@app/dependabot](https://github.com/apps/dependabot) in [#10883](https://github.com/spiceai/spiceai/pull/10883)
+- fix: Add publish = false to chbench-driver by [@sgrebnov](https://github.com/sgrebnov) in [#10939](https://github.com/spiceai/spiceai/pull/10939)
 
 **Full Changelog**: <https://github.com/spiceai/spiceai/compare/v2.0.0-rc.4...v2.0.0-rc.5>