correct description of nsswitch.conf file

Signed-off-by: Michael Kaufmann (d00p) <d00p@froxlor.org>

lib/configfiles/jessie.xml

@@ -4643,8 +4643,8 @@ aliases:     files
 					</commands>
 					<file name="/etc/nsswitch.conf" backup="true">
 						<content><![CDATA[
-# Make sure that `passwd`, `group` and `shadow` have mysql in their lines
+# Make sure that `passwd`, `group` and `shadow` have extrausers in their lines
-# You should place mysql at the end, so that it is queried after the other mechanisams
+# You should place extrausers at the end, so that it is queried after the other mechanisams
 #
 passwd:         compat extrausers
 group:          compat extrausers

lib/configfiles/precise.xml

@@ -1642,8 +1642,8 @@ aliases:     files
 					</commands>
 					<file name="/etc/nsswitch.conf" backup="true">
 						<content><![CDATA[
-# Make sure that `passwd`, `group` and `shadow` have mysql in their lines
+# Make sure that `passwd`, `group` and `shadow` have extrausers in their lines
-# You should place mysql at the end, so that it is queried after the other mechanisams
+# You should place extrausers at the end, so that it is queried after the other mechanisams
 #
 passwd:         compat extrausers
 group:          compat extrausers

lib/configfiles/stretch.xml

@@ -4543,8 +4543,8 @@ PATH=/usr/local/sbin:/usr/local/bin:/sbin:/bin:/usr/sbin:/usr/bin
 					</commands>
 					<file name="/etc/nsswitch.conf" backup="true">
 						<content><![CDATA[
-# Make sure that `passwd`, `group` and `shadow` have mysql in their lines
+# Make sure that `passwd`, `group` and `shadow` have extrausers in their lines
-# You should place mysql at the end, so that it is queried after the other mechanisams
+# You should place extrausers at the end, so that it is queried after the other mechanisams
 #
 passwd:         compat extrausers
 group:          compat extrausers

lib/configfiles/trusty.xml

@@ -1651,8 +1651,8 @@ aliases:     files
 					</commands>
 					<file name="/etc/nsswitch.conf" backup="true">
 						<content><![CDATA[
-# Make sure that `passwd`, `group` and `shadow` have mysql in their lines
+# Make sure that `passwd`, `group` and `shadow` have extrausers in their lines
-# You should place mysql at the end, so that it is queried after the other mechanisams
+# You should place extrausers at the end, so that it is queried after the other mechanisams
 #
 passwd:         compat extrausers
 group:          compat extrausers

lib/configfiles/wheezy.xml

@@ -5451,8 +5451,8 @@ aliases:     files
 					</commands>
 					<file name="/etc/nsswitch.conf" backup="true">
 						<content><![CDATA[
-# Make sure that `passwd`, `group` and `shadow` have mysql in their lines
+# Make sure that `passwd`, `group` and `shadow` have extrausers in their lines
-# You should place mysql at the end, so that it is queried after the other mechanisams
+# You should place extrausers at the end, so that it is queried after the other mechanisams
 #
 passwd:         compat extrausers
 group:          compat extrausers