Bump workspace version pin to 2026.7.9.1

Co-Authored-By: Claude Opus 4.8 <noreply@anthropic.com>

Author: 2 people

config/general.yaml

@@ -31,5 +31,5 @@ test:
   preloads_check_threshold: 1.0     # If the figure of merit of a fit with and without preloads is greater than this threshold, the check preload test fails and an exception raised for a model-fit.
   parallel_profile: false
 version:
-  workspace_version: 2026.7.6.649
+  workspace_version: 2026.7.9.1
   workspace_version_check: True     # If False, bypass the workspace/library version check. Set to False on `main`-branch clones — `main` updates faster than releases, so mismatches are expected and not actionable.

version.txt

@@ -1 +1 @@
-2026.7.6.649
+2026.7.9.1