Update all dependencies (#48)

* Update all dependencies

| datasource | package                                                         | from   | to     |
| ---------- | --------------------------------------------------------------- | ------ | ------ |
| maven      | org.jetbrains.kotlin.jvm:org.jetbrains.kotlin.jvm.gradle.plugin | 1.6.20 | 1.6.21 |
| maven      | org.jetbrains.kotlin:kotlin-scripting-jsr223-unshaded           | 1.6.20 | 1.6.21 |
| maven      | org.jetbrains.kotlin:kotlin-gradle-plugin                       | 1.6.20 | 1.6.21 |
| maven      | com.android.tools.build:gradle                                  | 7.0.4  | 7.1.3  |

* Update gradle/libs.versions.toml

Co-authored-by: Renovate Bot <bot@renovateapp.com>
Co-authored-by: Imran Malic Settuba <46971368+i-walker@users.noreply.github.com>

gradle/libs.versions.toml

@@ -6,7 +6,7 @@ coroutines = "1.6.1"
 dokka = "1.6.20"
 gradlePublish = "0.21.0"
 javierscSemverGradlePlugin = "0.1.0-alpha.10"
-kotlin = "1.6.20"
+kotlin = "1.6.21"
 nexusPublish = "1.1.0"
 spotless = "6.4.2"