Prepare for v3.1.3

app/deploy/linux/com.moonlight_stream.Moonlight.appdata.xml

@@ -36,6 +36,15 @@
 	</screenshots>
 
 	<releases>
+		<release version="3.1.3" date="2021-05-07">
+			<description>
+				<p>Changes:</p>
+				<ul>
+					<li>Fixed an issue that could cause excessive audio latency on some connections</li>
+					<li>Updated community-contributed translations from Weblate</li>
+				</ul>
+			</description>
+		</release>
 		<release version="3.1.2" date="2021-05-03">
 			<description>
 				<p>Changes:</p>

app/version.txt

@@ -1 +1 @@
-3.1.2
+3.1.3