Add basic documentation for Git commit message format configuration

_site/content/posts/modules/git.md

@@ -54,6 +54,8 @@ None.
 ```yaml
 git:
   commitCount: 5
+  commitFormat: "[forestgreen]%h [grey]%cd [white]%s [grey]%an[white]"
+  dateFormat: "%H:%M %d %b %y"
   enabled: true
   position:
     top: 0
@@ -72,6 +74,13 @@ git:
 The number of past commits to display. <br />
 Values: A positive integer, `0..n`.
 
+`commitFormat` <br />
+_Optional_ The string format for the commit message. <br />
+
+`dateFormat` <br />
+_Optional_ The string format for the date/time in the commit message.
+<br />
+
 `enabled` <br />
 Determines whether or not this module is executed and if its data displayed onscreen. <br />
 Values: `true`, `false`.