games/openjk: fix packaging on powerpc64*

MFH: 2020Q4 (fix build blanket)

net/ipxe: update 20200722 to g20201020,1 (e6f9054)

build OK
testport OK (supported archs)

while here,

- adopt port;
- follow "5.4.3. USE_GITHUB" recommendations;
- PORTEPOCH needed to be used here;
- reduce GH_TAGNAME to use 7 (seven) chars as usual.

freebsd.org/doc/en_US.ISO8859-1/books/porters-handbook/makefile-distfiles.html

PR: 250493

math/z3: Update to 4.8.9

devel/jenkins: Update to 2.263

Sponsored by: The FreeBSD Foundation

update to 3.38.0

Update to 3.38.1

Update to 3.38.1

Update to 3.38.1.1

Remove GOOGLE option forgotten in previous commit

Upgrade to 2.10.0.

Release notes at
<https://github.com/mike-fabian/ibus-typing-booster/releases/tag/2.10.0>.