Gradle build tools upgrade (#6085)

* Gradle build tools upgrade
Apparently the magic is rewriting a specific line in the Android build file and downloading Android SDK 30.0.3

* Added wiki change, isn't that nice :)

android/build.gradle.kts

@@ -58,7 +58,7 @@ android {
 
     }
     lint {
-        disable("MissingTranslation")
+        disable.add("MissingTranslation")
     }
     compileOptions {
         sourceCompatibility = JavaVersion.VERSION_1_8

build.gradle.kts

@@ -26,7 +26,7 @@ buildscript {
     dependencies {
         classpath("org.jetbrains.kotlin:kotlin-gradle-plugin:${com.unciv.build.BuildConfig.kotlinVersion}")
         classpath("de.richsource.gradle.plugins:gwt-gradle-plugin:0.6")
-        classpath("com.android.tools.build:gradle:7.0.4")
+        classpath("com.android.tools.build:gradle:7.1.0")
         classpath("com.mobidevelop.robovm:robovm-gradle-plugin:2.3.1")
 
         // This is for wrapping the .jar file into a standalone executable

docs/wiki/Getting-Started.md

@@ -12,7 +12,7 @@ So first things first - the initial "No assumptions" setup to have Unciv run fro
   * A new install may not be able to do the initial sync - this comes in the form of `Unable to find method ''void org.apache.commons.compress.archivers.zip.ZipFile.<init>(java.nio.channels.SeekableByteChannel)''` errors when you try to sync. If you have this problem go into File > Settings > Appearance & Behavior > System Settings > Android SDK
     * Click "SDK Tools"
     * Select "Show Package Details" in the bottom right
-    * Choose version 30.0.2 under "Android SDK Build-Tools 31"
+    * Choose version 30.0.3 under "Android SDK Build-Tools <whatever version you have>"
     * Click "Apply"
 * In Android Studio, Run > Edit configurations.
   * Click "+" to add a new configuration