Update version

Author: Vasyl Koshkin

build.gradle

@@ -3,19 +3,32 @@ plugins {
     id 'maven-publish'
 }
 
+ext {
+    tools = [
+            minSdk      : 21,
+            targetSdk   : 34,
+            compileSdk  : 34,
+            versionCode: 2,
+            versionName: '1.9.3'
+    ]
+}
+
 group "com.github.lion1988dev"
 
 android {
     namespace "com.shockwave.pdfium"
 
-    compileSdk 34
+    compileSdk rootProject.tools.compileSdk
 
     defaultConfig {
-        minSdkVersion 21
-        targetSdk 34
-        versionCode 1
-        versionName "1.9.2"
+        minSdkVersion rootProject.tools.minSdkVersion
+        targetSdk rootProject.tools.targetSdk
+
+        versionCode rootProject.tools.versionCode
+        versionName "${rootProject.tools.versionName}"
+
         buildConfigField 'String', 'VERSION_NAME', "\"${defaultConfig.versionName}\""
+
         externalNativeBuild {
             cmake {
                 cppFlags ""
@@ -73,7 +86,7 @@ publishing {
         release(MavenPublication) {
             groupId = 'com.github.lion1988dev'
             artifactId = 'PdfiumAndroid'
-            version = "1.9.1"
+            version = "1.9.3"
 
             afterEvaluate {
                 from components.release