Merge pull request TeamNewPipe#1340 from TeamNewPipe/dependabot/gradle/protobufVersion-4.31.1

Author: Stypox

extractor/build.gradle

@@ -28,7 +28,7 @@ checkstyleTest {
 
 ext {
     rhinoVersion = '1.8.0'
-    protobufVersion = '4.30.2'
+    protobufVersion = '4.31.1'
 }
 
 dependencies {