sdk tools update

app/build.gradle

@@ -11,13 +11,13 @@ android {
             keyPassword localProps["droid48.pass"]
         }
     }
-    compileSdkVersion 26
-    buildToolsVersion "29.0.3"
+    compileSdkVersion 29
+    ndkVersion "22.1.7171670"
 
     defaultConfig {
         applicationId "org.ab.x48"
         minSdkVersion 16
-        targetSdkVersion 26
+        targetSdkVersion 29
 
         externalNativeBuild {
             cmake {
@@ -34,5 +34,5 @@ android {
 
 }
 dependencies {
-    implementation 'com.getkeepsafe.relinker:relinker:1.4.1'
+    implementation 'com.getkeepsafe.relinker:relinker:1.4.3'
 }

build.gradle

@@ -1,18 +1,17 @@
 // Top-level build file where you can add configuration options common to all sub-projects/modules.
 buildscript {
     repositories {
-        jcenter()
-        maven { url "https://jitpack.io" }
         google()
+        mavenCentral()
     }
     dependencies {
-        classpath 'com.android.tools.build:gradle:3.6.0'
+        classpath 'com.android.tools.build:gradle:4.2.0'
     }
 }
 
 allprojects {
     repositories {
-        jcenter()
         google()
+        mavenCentral()
     }
 }

gradle/wrapper/gradle-wrapper.properties

@@ -1,6 +1,6 @@
-#Mon Feb 24 21:02:49 CET 2020
+#Tue May 04 22:27:50 CEST 2021
 distributionBase=GRADLE_USER_HOME
+distributionUrl=https\://services.gradle.org/distributions/gradle-7.0-bin.zip
 distributionPath=wrapper/dists
-zipStoreBase=GRADLE_USER_HOME
 zipStorePath=wrapper/dists
-distributionUrl=https\://services.gradle.org/distributions/gradle-5.6.4-all.zip
+zipStoreBase=GRADLE_USER_HOME