fix OpenSSH service waiting for timeout

Patch for https://github.com/gsauthof/dracut-sshd/issues/2

sys-kernel/dracut-sshd/files/gentoo-sshd.service.patch

@@ -0,0 +1,20 @@
+--- a/46sshd/sshd.service	2020-11-15 11:18:05.875510770 +0100
++++ b/46sshd/sshd.service	2020-11-15 11:18:58.253009836 +0100
+@@ -11,7 +11,7 @@
+ #
+ # On distributions such as Gentoo, sshd doesn't come with
+ # systemd support, thus, one has to set `Type=simple` there.
+-Type=notify
++Type=simple
+ 
+ EnvironmentFile=-/etc/crypto-policies/back-ends/opensshserver.config
+ EnvironmentFile=-/etc/crypto-policies/back-ends/openssh-server.config
+@@ -21,7 +21,7 @@
+ 
+ # Start command requires the `-e` option if and only if `Type=simple`
+ # is configured, see above.
+-ExecStart=/usr/sbin/sshd -D $SSHD_OPTS $OPTIONS $CRYPTO_POLICY
++ExecStart=/usr/sbin/sshd -D -e $SSHD_OPTS $OPTIONS $CRYPTO_POLICY
+ 
+ ExecReload=/bin/kill -HUP $MAINPID
+ KillMode=process