Fix uninitialized constant error in GitHub.open

The error handling depends on side effects of `require "net/https"`,
so it should be wrapped in an explicit begin block.

cf. #30407.
sysbench: use mirror

Closes #30377.
clamav 0.98.4

Closes #30297.

Signed-off-by: Adam Vandenberg <flangy@gmail.com>
clamav: style
clamav: add 0.98.4 bottle.

Closes #30431.

Signed-off-by: Adam Vandenberg <flangy@gmail.com>
PyPy3 2.3.1

Fixes #30334.
Closes #30367.

Signed-off-by: Adam Vandenberg <flangy@gmail.com>
SimGrid 3.11.1
simgrid: add 3.11.1 bottle.

Closes #30372.

Signed-off-by: Adam Vandenberg <flangy@gmail.com>
gnunet: add missing libidn dependency

Closes #30414.
brew-versions: move to Contributions.

Eventually we'll move Contributions to a tap too.

Closes #30298.
tap_migrations: apple-gcc42 moved to dupes.
Extend with a module instead of aliasing on the singleton class
vimpc 0.09.1

Closes #30401.
youtube-dl 2014.06.25
youtube-dl: update 2014.06.25 bottle.

Closes #30443.

Signed-off-by: Mike McQuaid <mike@mikemcquaid.com>
muparser 2.23

Updated to current homepage and download location.
muparser: add 2.2.3 bottle.

Closes #30442.

Signed-off-by: Mike McQuaid <mike@mikemcquaid.com>
mpich2 3.1.1

Update to the latest release of MPICH (3.1.1)

Closes #30440.

Signed-off-by: Brett Koonce <koonce@gmail.com>
euca2ools: setuptools 5.2

Closes #30430.

Signed-off-by: Brett Koonce <koonce@gmail.com>
pike: 7.8.866

Closes #30453.

Signed-off-by: Brett Koonce <koonce@gmail.com>