update to 3.3.103
Upgraded from gtk2 to gtk3.
A complete change log can be found at https://sourceforge.net/p/gtkwave/code/HEAD/tree/gtkwave3-gtk3/ChangeLog
Test Plan: Open a few .vcd file, add a few waveforms to the main view. scroll, zoom and move markers.
Reviewers: Triage Team, DataDrake
Reviewed By: Triage Team, DataDrake
Differential Revision: https://dev.getsol.us/D8205