remove the upstream test - uses a feature which is not presented in RHEL 8

CVE-2021-3872 vim: heap-based buffer overflow in win_redr_status() drawscreen.c [rhel-8.6.0]

2004974 - CVE-2021-3796 vim: use-after-free in nv_replace() in normal.c [rhel-8.5.0]
2004891 - CVE-2021-3778 vim: heap-based buffer overflow in utf_ptr2char() in mbyte.c [rhel-8.5.0]

1842755 - CVE-2019-20807

1745476 - manpage of vim is garbled in Japanese locale

fixing covscan issues raised by previous commit

1605095 - vim: should not re-implement crypto

1719812 - CVE-2019-12735 vim: vim/neovim: arbitrary command execution in getchar.c [rhel-8.1.0]

do not strip binaries before build system strips them

1602727 - Please review important issues found by covscan in "vim-8.0.1763-2.el8+7" package

1640919 - augroup fedora, test case failure: /CoreOS/vim/Regression/bz241308-use-augroup-for-rh-autocmds

correcting license

1602807 - vim-X11 doesn't provide the gui

remove fedora update script

use %{__python3} macro for defining shebang in python3 tests

1599660 - Conflicting manpages rvi.1.gz and vi.1.gz during update