Removed useless ownership options for authorized_keys

Author: dmotte

build/startup.sh

@@ -32,8 +32,8 @@ if [ -z "$(find /ssh-client-keys -mindepth 1 -maxdepth 1 -type f -name \*.pub)"
 fi
 
 # shellcheck disable=SC3001
-install -oportmap -gportmap -m600 \
-    <(cat /ssh-client-keys/*.pub 2>/dev/null || :) ~/.ssh/authorized_keys
+install -m600 <(cat /ssh-client-keys/*.pub 2>/dev/null || :) \
+    ~/.ssh/authorized_keys
 
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