doc: Sync classref with current source

doc/classes/ProjectSettings.xml

@@ -824,7 +824,7 @@
 		<member name="logging/file_logging/max_log_files" type="int" setter="" getter="" default="5">
 			Specifies the maximum amount of log files allowed (used for rotation).
 		</member>
-		<member name="memory/limits/message_queue/max_size_kb" type="int" setter="" getter="" default="1024">
+		<member name="memory/limits/message_queue/max_size_kb" type="int" setter="" getter="" default="4096">
 			Godot uses a message queue to defer some function calls. If you run out of space on it (you will see an error), you can increase the size here.
 		</member>
 		<member name="memory/limits/multithreaded_server/rid_pool_prealloc" type="int" setter="" getter="" default="60">

modules/webrtc/doc_classes/WebRTCPeerConnection.xml

@@ -40,7 +40,6 @@
 			<argument index="0" name="label" type="String">
 			</argument>
 			<argument index="1" name="options" type="Dictionary" default="{
-
 }">
 			</argument>
 			<description>
@@ -82,7 +81,6 @@
 			<return type="int" enum="Error">
 			</return>
 			<argument index="0" name="configuration" type="Dictionary" default="{
-
 }">
 			</argument>
 			<description>