Suppress output from `cd`

Closes #34246.
percona-server 5.6.21-70.1

Closes #34450.

Signed-off-by: Jack Nagel <jacknagel@gmail.com>
percona-server: update 5.6.21-70.1 bottle.
emscripten 1.27.0

Version bump.

Closes #34455.

Signed-off-by: Jack Nagel <jacknagel@gmail.com>
emscripten: update 1.27.0 bottle.
liboping 1.8.0

Closes #34365.

Signed-off-by: Jack Nagel <jacknagel@gmail.com>
liboping: update 1.8.0 bottle.
ucommon 6.2.2 (new formula)

It’s a useful secure library that does stuff; It has a pretty
complicated history, I’d drown the entire commit message if I tried to
explain what it does and why.

Closes #34437.

Signed-off-by: Mike McQuaid <mike@mikemcquaid.com>
ucommon: add 6.2.2 bottle.
docs: Python for formula authors

Closes #34228.
wimlib 1.7.3
wimlib: update 1.7.3 bottle.
libksba 1.3.2

Closes #34452.

Signed-off-by: Mike McQuaid <mike@mikemcquaid.com>
libksba: update 1.3.2 bottle.
rbenv-default-gems: add upstream patch

Closes #32748.

Signed-off-by: Mike McQuaid <mike@mikemcquaid.com>
chinadns-c 1.1.8 (new formula)

Closes #34459.

Signed-off-by: Mike McQuaid <mike@mikemcquaid.com>
chinadns-c: add 1.1.8 bottle.
easy-tag 2.2.5

Closes #34462.

Signed-off-by: Mike McQuaid <mike@mikemcquaid.com>
easy-tag: add 2.2.5 bottle.
irrlicht: patch to build on Yosemite.

Closes #34463.

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