Accept conda TOS before env remove in Windows installer

Move TOS acceptance ahead of `conda env remove` so the install script
no longer prompts interactively, and add the msys2 channel which is
also prompted on Windows.

Author: akenmorris

install_shapeworks.bat

@@ -3,17 +3,18 @@ set CONDAENV=shapeworks
 IF NOT "%1"=="" SET CONDAENV=%1
 echo "creating new conda environment for ShapeWorks called %CONDAENV%..."
 
+REM Accept Anaconda TOS for required channels (must happen before any conda command that touches default channels)
+call conda tos accept --override-channels --channel https://repo.anaconda.com/pkgs/main
+call conda tos accept --override-channels --channel https://repo.anaconda.com/pkgs/r
+call conda tos accept --override-channels --channel https://repo.anaconda.com/pkgs/msys2
+
 REM remove any existing environment with this name
 call conda env remove -n %CONDAENV%
 
 REM update anaconda
 call conda config --add channels anaconda
 call conda config --add channels conda-forge
 
-REM Accept Anaconda TOS for required channels
-call conda tos accept --override-channels --channel https://repo.anaconda.com/pkgs/main
-call conda tos accept --override-channels --channel https://repo.anaconda.com/pkgs/r
-
 REM install shapeworks deps
 call conda create --yes --name %CONDAENV% python=3.12.3 pip=24.3.1 openblas=0.3.30 || goto :error
 call conda activate %CONDAENV%