Add {de,at}.alhp.mirror.kescher.at

mirrorlist

@@ -15,6 +15,8 @@ Server = https://mirror.sunred.org/alhp/$repo/os/$arch/
 Server = https://alhp.nox.panibrez.com/$repo/os/$arch/
 Server = https://mirrors.dotsrc.org/alhp/$repo/os/$arch/
 Server = https://alhp.mirror.hyperbit.it/$repo/os/$arch/
+Server = https://at.alhp.mirror.kescher.at/$repo/os/$arch/
+Server = https://de.alhp.mirror.kescher.at/$repo/os/$arch/
 Server = https://alhp.dev/$repo/os/$arch/
 
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