osx/*: add page for macOS interal daemons (#6705)

appsleepd
auditd
avbdevided
bird
bnepd
cfprefsd
cloudphotod
coreaudiod
distnoted
emond
filecoordinationd
launchd
notifyd
ocspd
photoanalysisd
pppd
secd
securityd
timed
universalaccessd
usernoted
vpnd

pages/common/auditd.md

@@ -0,0 +1,16 @@
+# auditd
+
+> This responds to requests from the audit utility and notifications from the kernel.
+> It should not be invoked manually.
+
+- Start the daemon:
+
+`auditd`
+
+- Start the daemon in debug mode:
+
+`auditd -d`
+
+- Start the daemon on-demand from launchd:
+
+`auditd -l`

pages/common/pppd.md

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+# pppd
+
+> Establish Point-to-Point connection to another computer.
+> It should not be invoked manually.
+> More information: <https://ppp.samba.org/pppd.html>.
+
+- Start the daemon:
+
+`pppd`