Upgrade Oh-my-zsh

exact_dot_oh-my-zsh/README.md

@@ -14,7 +14,7 @@ Finally, you'll begin to get the sort of attention that you have always felt you
 
 To learn more, visit [ohmyz.sh](https://ohmyz.sh), follow [@ohmyzsh](https://twitter.com/ohmyzsh) on Twitter, and/or join us on Discord.
 
-![Check Suite](https://github.com/ohmyzsh/ohmyzsh/workflows/Check%20Suite/badge.svg)
+[![CI](https://github.com/ohmyzsh/ohmyzsh/workflows/CI/badge.svg)](https://github.com/ohmyzsh/ohmyzsh/actions?query=workflow%3ACI)
 [![Follow @ohmyzsh](https://img.shields.io/twitter/follow/ohmyzsh?label=Follow+@ohmyzsh&style=flat)](https://twitter.com/intent/follow?screen_name=ohmyzsh)
 [![Discord server](https://img.shields.io/discord/642496866407284746)](https://discord.gg/bpXWhnN)
 
@@ -25,7 +25,7 @@ To learn more, visit [ohmyz.sh](https://ohmyz.sh), follow [@ohmyzsh](https://twi
 * A Unix-like operating system: macOS, Linux, BSD. On Windows: WSL is preferred, but cygwin or msys also mostly work.
 * [Zsh](https://www.zsh.org) should be installed (v4.3.9 or more recent). If not pre-installed (run `zsh --version` to confirm), check the following instructions here: [Installing ZSH](https://github.com/ohmyzsh/ohmyzsh/wiki/Installing-ZSH)
 * `curl` or `wget` should be installed
-* `git` should be installed
+* `git` should be installed (recommended v1.7.2 or higher)
 
 ### Basic Installation
 
@@ -133,6 +133,12 @@ ZSH_THEME_RANDOM_CANDIDATES=(
 )
 ```
 
+If you only know which themes you don't like, you can add them similarly to a blacklist:
+
+```shell
+ZSH_THEME_RANDOM_BLACKLIST=(pygmalion tjkirch_mod)
+```
+
 ### FAQ
 
 If you have some more questions or issues, you might find a solution in our [FAQ](https://github.com/ohmyzsh/ohmyzsh/wiki/FAQ).