cad/openvsp: Update to 3.47.0HEADmain

ChangeLog:
https://openvsp.org/blogs/announcements/2026/01/23/openvsp-3-47-0-released

Features:

 * Swept Volume Analysis
 * Look-At Visibility Analysis
 * Look-From Visibility now has discrete mode
 * Look-From Visibility supports multiple viewpoints
 * Look-From Visibility supports constrained FOV from each viewpoint
 * Intersect type SubSurfaces
 * Reworked UX for all item browsers and trees regarding
   adding/deleting/renaming
 * Explicit Add and Delete button
 * Auto-name for all recently-added items
 * Rename using name field, no button necessary
 * Inline rename field via item double click, F2, or Enter
 * NASA COBRA Hypersonic reentry body geometry
 * Analytical solution to static blade balance
 * Faster transfer of large vec3d data to NumPy via API

Build System:

 * Python 3.9 EOL. Support dropped, supporting 3.11 and 3.13 going forward
 * MacOS 13 EOL, x86 build now using MacOS 14
 * Update FindPythonLibsNew to work with Python 3.12+ — thanks Alasdair Gray

Fixes:

 * Fix Deactivate() logic for sliders all over the place
 * New Geom selected correctly when Vehicle initially selected
 * Fixes for *.vspgeom files from CFDMesh
 * All VSPAERO files written with %lg for precision across all magnitudes
 * False positive non-watertight warning in CFDMesh fixes
 * Fix for repeated CompGeom / ParasiteDrag calls from API
 * Write BOX beam section types correctly to CalculiX files
 * Don’t clobber XSecCurve name when changing XSec type

0 files changed, 0 insertions, 0 deletions