git: 57f70c6246 - main - handbook: Update the instructions link to get source to Git

The branch main has been updated by lwhsu:

URL: https://cgit.FreeBSD.org/doc/commit/?id=57f70c6246c5192bd524d8143122ff283f598b6c

commit 57f70c6246c5192bd524d8143122ff283f598b6c
Author:     Li-Wen Hsu <lwhsu@FreeBSD.org>
AuthorDate: 2021-12-27 10:02:57 +0000
Commit:     Li-Wen Hsu <lwhsu@FreeBSD.org>
CommitDate: 2021-12-27 10:02:57 +0000

    handbook: Update the instructions link to get source to Git
    
    Reported by:    Eelco Wesemann (@sgaduuw on Twitter)
---
 documentation/content/en/books/handbook/kernelconfig/_index.adoc | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/documentation/content/en/books/handbook/kernelconfig/_index.adoc b/documentation/content/en/books/handbook/kernelconfig/_index.adoc
index 38aa775034..aa6e412569 100644
--- a/documentation/content/en/books/handbook/kernelconfig/_index.adoc
+++ b/documentation/content/en/books/handbook/kernelconfig/_index.adoc
@@ -170,7 +170,7 @@ Once the hardware inventory list is created, refer to it to ensure that drivers
 In order to create a custom kernel configuration file and build a custom kernel, the full FreeBSD source tree must first be installed.
 
 If [.filename]#/usr/src/# does not exist or it is empty, source has not been installed.
-Source can be installed using Subversion and the instructions in crossref:mirrors[svn,“Using Subversion”].
+Source can be installed using Git and the instructions in crossref:mirrors[git,“Using Git”].
 
 Once source is installed, review the contents of [.filename]#/usr/src/sys#.
 This directory contains a number of subdirectories, including those which represent the following supported architectures: [.filename]#amd64#, [.filename]#i386#, [.filename]#powerpc#, and [.filename]#sparc64#.