Mark risky KNS content

By design, these categories of content can run arbitrary code on the
system. This makes them security-sensitive and risky, so we need to
inform the user about it.

Depends on https://invent.kde.org/frameworks/knewstuff/-/merge_requests/309

src/kcms/decoration/window-decorations.knsrc.cmake

@@ -62,6 +62,7 @@ Name[zh_CN]=窗口装饰元素
 Name[zh_TW]=視窗裝飾
 
 ProvidersUrl=https://autoconfig.kde.org/ocs/providers.xml
+ContentWarning=Executables
 Categories=Plasma 6 Window Decorations
 TargetDir=aurorae/themes
 Uncompress=archive

src/kcms/effects/kwineffect.knsrc

@@ -58,6 +58,7 @@ Name[zh_CN]=桌面特效
 Name[zh_TW]=桌面效果
 
 ProvidersUrl=https://autoconfig.kde.org/ocs/providers.xml
+ContentWarning=Executables
 Categories=KWin Effects Plasma 6
 StandardResource=tmp
 Uncompress=kpackage

src/kcms/scripts/kwinscripts.knsrc

@@ -53,6 +53,7 @@ Name[zh_CN]=窗口管理器脚本
 Name[zh_TW]=視窗管理員指令稿
 
 ProvidersUrl=https://autoconfig.kde.org/ocs/providers.xml
+ContentWarning=Executables
 Categories=Kwin Scripts Plasma 6
 StandardResource=tmp
 Uncompress=kpackage

src/kcms/tabbox/kwinswitcher.knsrc

@@ -53,6 +53,7 @@ Name[zh_CN]=窗口管理器切换布局
 Name[zh_TW]=視窗切換器佈局
 
 ProvidersUrl=https://autoconfig.kde.org/ocs/providers.xml
+ContentWarning=Executables
 Categories=Kwin Switching Layouts Plasma 6
 StandardResource=tmp
 Uncompress=kpackage

src/plugins/kdecorations/aurorae/src/aurorae.knsrc.cmake

@@ -41,6 +41,7 @@ Name[zh_CN]=Aurorae 极光窗口装饰
 Name[zh_TW]=Aurorae 視窗裝飾
 
 ProvidersUrl=https://autoconfig.kde.org/ocs/providers.xml
+ContentWarning=Executables
 Categories=Window Decoration Aurorae
 Uncompress=archive
 TargetDir=aurorae/themes