Update Android port

Update Android port

* configure.ac (emacs_cv_tputs_lib): Only circumvent termcap if
Android windowing support is enabled.  (bug#65340)

* etc/PROBLEMS: Fix typo in section recouting problems with the
Anonymous Pro font.

* lisp/subr.el (event-start, event-end): Return the mouse
position list tied to touchscreen-begin and end events.
Reported by Stefan Monnier <monnier@iro.umontreal.ca>.

* lisp/version.el (emacs-build-system, emacs-build-time)
(emacs-repository-get-version, emacs-repository-get-branch):
Bypass Android specific code on non-GUI builds running on
Android.  (bug#65340)

* lisp/wid-edit.el (widget-event-point): Remove now redundant
code.