fix(pdf): duplicate libc++ library (#505)

* @nativescript/pdf
  * replaces TalbotGooday:AndroidPdfViewer with pdfium-android-viewer (a fork of andob) because
  * fixed the problem with duplicate libc++ library on @nativescript/android:8.5
  * generated updated typescript definitions for pdfium-android-viewer

Author: alexander-mai

packages/pdf/platforms/android/include.gradle

@@ -1,7 +1,20 @@
 repositories {
-	maven { url 'https://jitpack.io' }
+	maven { url "https://maven.andob.info/repository/open_source" }
 }
 
 dependencies {
-	implementation 'com.github.TalbotGooday:AndroidPdfViewer:3.1.0-beta.3'
+	implementation 'ro.andob.pdfium-android:pdfium-android-viewer:1.0.2'
+}
+
+android {
+	packagingOptions {
+		jniLibs {
+			pickFirsts += [
+				'lib/x86/libc++_shared.so',
+				'lib/x86_64/libc++_shared.so',
+				'lib/armeabi-v7a/libc++_shared.so',
+				'lib/arm64-v8a/libc++_shared.so'
+			]
+		}
+	}
 }