setting OPENJPEG_VERSION to windows ci job to trigger the launching of the shell script that builds openjpeg

Signed-off-by: grdanny <danny.gr@gmail.com>

Author: grdanny

.github/workflows/ci.yml

@@ -749,11 +749,13 @@ jobs:
             generator: "Visual Studio 17 2022"
             python_ver: "3.9"
             setenvs: export OPENIMAGEIO_PYTHON_LOAD_DLLS_FROM_PATH=1
+                            OPENJPEG_VERSION=v2.5.4                            
           - desc: Windows-2025 VS2022
             runner: windows-2025
             nametag: windows-2025
             vsver: 2022
             generator: "Visual Studio 17 2022"
             python_ver: "3.9"
             setenvs: export OPENIMAGEIO_PYTHON_LOAD_DLLS_FROM_PATH=1
+                            OPENJPEG_VERSION=v2.5.4                       
             benchmark: 1