Made sure there's a default config that's 'sane'

archinstall/lib/installer.py

@@ -249,6 +249,12 @@ class Installer:
 	def activate_ntp(self):
 		self.log('Installing and activating NTP.', level=logging.INFO)
 		self.enable_service('systemd-timesyncd'):
+		
+		with open(f"{self.target}/etc/systemd/timesyncd.conf", "w") as fh:
+			fh.write("[Time]\n")
+			fh.write("NTP=0.arch.pool.ntp.org 1.arch.pool.ntp.org 2.arch.pool.ntp.org 3.arch.pool.ntp.org\n")
+			fh.write("FallbackNTP=0.pool.ntp.org 1.pool.ntp.org 0.fr.pool.ntp.org\n")
+
 		with Boot(self) as session:
 			session.SysCommand(["timedatectl", "set-ntp", 'true'])