chore(deps): update all dependencies to v1.7.0

| datasource | package                                   | from   | to    |
| ---------- | ----------------------------------------- | ------ | ----- |
| maven      | org.jetbrains.kotlin:kotlin-stdlib-jdk8   | 1.6.10 | 1.7.0 |
| maven      | org.jetbrains.kotlin:kotlin-gradle-plugin | 1.6.10 | 1.7.0 |

Author: renovate-bot

build.gradle

@@ -1,7 +1,7 @@
 // Top-level build file where you can add configuration options common to all sub-projects/modules.
 
 buildscript {
-    ext.kotlin_version = '1.6.10'
+    ext.kotlin_version = '1.7.0'
     repositories {
         google()
         jcenter()