conf: remove extra object level

We can parse this without the extra object level.
Use 4 spaces per level

src/daemon/media-session.d/alsa-monitor.conf

@@ -1,22 +1,21 @@
 # alsa-monitor config file
-{
 properties = {
 }
 
 rules = [
+    # an array of matches/actions to evaluate
     {
         # rules for matching a device or node. It is an array of
         # properties that all need to match the regexp. If any of the
         # matches work, the actions are executed for the object.
-
         matches = [
             {
+	        # this matches all cards
                 device.name = ~alsa_card.*
             }
         ]
         actions = {
             # actions can update properties on the matched object.
-
             update-props = {
                 api.alsa.use-acp = 		true
                 #api.alsa.use-ucm = 		true
@@ -33,9 +32,11 @@
     {
         matches = [
             {
+	        # matches all sinks
                 node.name = ~alsa_input.*
             }
             {
+	        # matches all sources
                 node.name = ~alsa_output.*
             }
         ]
@@ -55,4 +56,4 @@
         }
     }
 ]
-}
+

src/daemon/media-session.d/media-session.conf

@@ -1,5 +1,4 @@
 # media-session config file
-{
 properties = {
     # Properties to configure the session and some
     # modules
@@ -57,4 +56,3 @@
         restore-stream
     ]
 }
-}

src/daemon/pipewire.conf.in

@@ -1,5 +1,4 @@
 #daemon config file for PipeWire version @VERSION@
-{
 properties = {
     ## configure properties in the system
     #library.name.system =			support/libspa-support
@@ -98,4 +97,3 @@
     #
     #"@pipewire_pulse_path@" = { "#args" = "-a tcp:4713" }
 }
-}