docs: update skill for pyshifty 0.4.4

Author: gtfierro

.agents/skills/buildingmotif/SKILL.md

@@ -121,7 +121,7 @@ with BuildingMOTIF("sqlite:///buildingmotif.db") as bm:
     ...
 ```
 
-The default `pyshifty` engine (0.4.3 on this integration branch) provides algebraic
+The default `pyshifty` engine (0.4.4 on this integration branch) provides algebraic
 validation and repair witnesses. A proposal is a candidate graph change, not evidence
 that equipment exists. Report results in domain language—“VAV-1 has no temperature
 sensor” is more useful than only reporting a raw SHACL path—while retaining technical

.agents/skills/buildingmotif/references/setup.md

@@ -74,7 +74,7 @@ uv pip install \
   "buildingmotif @ git+https://github.com/NatLabRockies/BuildingMOTIF.git@gtf-buildingmotif"
 ```
 
-`pyshifty` 0.4.3 is a required dependency on this branch and is the default validation
+`pyshifty` 0.4.4 is a required dependency on this branch and is the default validation
 engine. Pin `@<commit-sha>` instead of the branch name in CI or shared requirements.
 
 ## Manage database lifecycle