Remove unused mediawiki api dependency (commons-app#1991)

Author: domdomegg

app/build.gradle

@@ -13,7 +13,6 @@ dependencies {
 
     implementation 'ch.acra:acra:4.9.2'
 
-    implementation 'org.mediawiki:api:1.3'
     implementation 'commons-codec:commons-codec:1.10'
     implementation 'com.github.pedrovgs:renderers:3.3.3'
     implementation 'com.google.code.gson:gson:2.8.5'