config: fix enabled property to default to "true" when not defined

Fixes backwards compatibility with older config files

Fixes: #254

src/config/bluetooth.lua.d/30-bluez-monitor.lua

@@ -3,7 +3,7 @@ bluez_monitor.properties = {}
 bluez_monitor.rules = {}
 
 function bluez_monitor.enable()
-  if not bluez_monitor.enabled then
+  if bluez_monitor.enabled == false then
     return
   end
 

src/config/main.lua.d/20-default-access.lua

@@ -3,7 +3,7 @@ default_access.properties = {}
 default_access.rules = {}
 
 function default_access.enable()
-  if not default_access.enabled then
+  if default_access.enabled == false then
     return
   end
 

src/config/main.lua.d/30-alsa-monitor.lua

@@ -3,7 +3,7 @@ alsa_monitor.properties = {}
 alsa_monitor.rules = {}
 
 function alsa_monitor.enable()
-  if not alsa_monitor.enabled then
+  if alsa_monitor.enabled == false then
     return
   end
 

src/config/main.lua.d/30-libcamera-monitor.lua

@@ -3,7 +3,7 @@ libcamera_monitor.properties = {}
 libcamera_monitor.rules = {}
 
 function libcamera_monitor.enable()
-  if not libcamera_monitor.enabled then
+  if libcamera_monitor.enabled == false then
     return
   end
 

src/config/main.lua.d/30-v4l2-monitor.lua

@@ -3,7 +3,7 @@ v4l2_monitor.properties = {}
 v4l2_monitor.rules = {}
 
 function v4l2_monitor.enable()
-  if not v4l2_monitor.enabled then
+  if v4l2_monitor.enabled == false then
     return
   end
 

src/config/main.lua.d/40-device-defaults.lua

@@ -38,7 +38,7 @@ device_defaults.persistent_profiles = {
 }
 
 function device_defaults.enable()
-  if not device_defaults.enabled then
+  if device_defaults.enabled == false then
     return
   end
 

src/config/main.lua.d/40-stream-defaults.lua

@@ -25,7 +25,7 @@ stream_defaults.rules = {
 }
 
 function stream_defaults.enable()
-  if not stream_defaults.enabled then
+  if stream_defaults.enabled == false then
     return
   end
 

src/config/policy.lua.d/10-default-policy.lua

@@ -38,7 +38,7 @@ bluetooth_policy.policy = {
 }
 
 function default_policy.enable()
-  if not default_policy.enabled then
+  if default_policy.enabled == false then
     return
   end