Add missing closing quote in pager docs (#3864)

- **PR Description**

Add missing closing quote in pager docs.

docs/Custom_Pagers.md

@@ -26,7 +26,7 @@ git:
 
 ![](https://i.imgur.com/QJpQkF3.png)
 
-A cool feature of delta is --hyperlinks, which renders clickable links for the line numbers in the left margin, and lazygit supports these. To use them, set the `pager:` config to `delta --dark --paging=never --line-numbers --hyperlinks --hyperlinks-file-link-format="lazygit-edit://{path}:{line}`; this allows you to click on an underlined line number in the diff to jump right to that same line in your editor.
+A cool feature of delta is --hyperlinks, which renders clickable links for the line numbers in the left margin, and lazygit supports these. To use them, set the `pager:` config to `delta --dark --paging=never --line-numbers --hyperlinks --hyperlinks-file-link-format="lazygit-edit://{path}:{line}"`; this allows you to click on an underlined line number in the diff to jump right to that same line in your editor.
 
 ## Diff-so-fancy