Cleanup KNSRC file

gui/ksysguard.knsrc

-[KNewStuff2]
+[KNewStuff3]
 ProvidersUrl=https://autoconfig.kde.org/ocs/providers.xml
 Categories=System Monitor Tabs
-
-# How to check? Any number of the lines below, 'ifpossible' is default
-#ChecksumPolicy=... # never/ifpossible/always
-#SignaturePolicy=... # never/ifpossible/always
-
-# Where to install? Exactly one of the lines below
-# Note: if all three are missing, entry is considered remote resource
-#StandardResource=wallpapers # becomes $KDEHOME/share/wallpapers
-# TargetDir = $KDEHOME/share/apps/ksysguardd
 TargetDir=ksysguard
-#InstallPath=.dir/subdir # becomes $HOME/.dir/subdir
-
-# How to name the files?
-# doesn't use payload file name
-
 CustomName=true
-
-# What to do after installation? Any number of the lines below
-# unpack the downloaded archive
 Uncompress=never
-
-#InstallationCommand=dbus-send ... %f ... # post-installation command