[Fix] add missing double quote around "Home" keyword

Double quote around "Home" keyword is missing in square bracket, but
present in figure caption, see @Morganov's comment on PR #1444[1].

[1]: #1444 (comment)

Author: Vipul Kumar

book/A-git-in-other-environments/sections/visualstudio.asc

@@ -18,7 +18,7 @@ This is a hub for performing Git actions; when you're _writing_ code, you'll pro
 
 [[vs_home]]
 .The "Home" view for a Git repository in Visual Studio
-image::images/vs-2.png[The Home view for a Git repository in Visual Studio]
+image::images/vs-2.png[The ``Home'' view for a Git repository in Visual Studio]
 
 Visual Studio now has a powerful task-focused UI for Git.
 It includes a linear history view, a diff viewer, remote commands, and many other capabilities.