docs(about): Fix typo

Author: tony

docs/about.md

@@ -18,7 +18,7 @@ libtmux is a [typed](https://docs.python.org/3/library/typing.html) [abstraction
 
 It builds upon the concept of targets `-t`, to direct commands against
 individual session, windows and panes and `FORMATS`, template variables
-exposed by tmux to describe their properties. Think of `-t` analagously
+exposed by tmux to describe their properties. Think of `-t` analogously
 to [scope].
 
 {class}`common.TmuxRelationalObject` acts as a container to connect the