Update project to Kotlin 1.5.10

Author: yrezgui

ScopedStorage/build.gradle

@@ -16,7 +16,7 @@
 
 // Top-level build file where you can add configuration options common to all sub-projects/modules.
 buildscript {
-    ext.kotlin_version = "1.4.32"
+    ext.kotlin_version = "1.5.10"
     repositories {
         google()
         jcenter()
@@ -32,7 +32,7 @@ buildscript {
 
 plugins {
     id 'com.diffplug.spotless' version '5.12.5'
-    id 'org.jetbrains.kotlin.android' version '1.4.20' apply false
+    id 'org.jetbrains.kotlin.android' version '1.5.10' apply false
 }
 
 subprojects {