Update copyright year to 2025

.gitlab-ci.yml

src/IO/IO.cpp

src/IO/IO.h

src/IO/animation.cpp

src/IO/animation.h

src/IO/autosave.cpp

src/IO/autosave.h

src/IO/moCapPersonMetadata.cpp

src/IO/moCapPersonMetadata.h

src/IO/skeletonTree.cpp

src/IO/skeletonTree.h

src/IO/skeletonTreeFactory.cpp

src/IO/skeletonTreeFactory.h

src/IO/stereoAviFile.cpp

src/IO/stereoAviFile.h

src/annotationgroups/annotationGroupIO.cpp

src/annotationgroups/annotationGroupIO.h

src/annotationgroups/annotationGroupManager.cpp

src/annotationgroups/annotationGroupManager.h

src/annotationgroups/annotationGroupTreeItem.cpp