Update history-substring-search README
This Change remove the .zsh on the plugin activate example, cause with the .zsh at the end the plugin won't be activated
Diff
1diff --git a/plugins/history-substring-search/README.markdown b/plugins/history-substring-search/README.markdown
2index 143b813a1a1e8ba917c6f55708a309bbce92dc90..c154afdce90afe7fa7ca3272f412b86e7984c5fa 100644
3--- a/plugins/history-substring-search/README.markdown
4+++ b/plugins/history-substring-search/README.markdown
5@@ -1,6 +1,6 @@
6 To activate this script, please include it the `plugins` variable within `~/.zshrc`
7 8- `plugins=(git history-substring-search.zsh)`
9+ `plugins=(git history-substring-search)`
1011 See the "history-substring-search.zsh" file for more information:
12