Merge pull request #1818 from baomidou/dependabot/gradle/org.jetbrains.kotlin-kotlin-gradle-plugin-1.3.50

Bump kotlin-gradle-plugin from 1.3.30 to 1.3.50

build.gradle

@@ -10,7 +10,7 @@ buildscript {
 
     dependencies {
         //noinspection DifferentKotlinGradleVersion
-        classpath 'org.jetbrains.kotlin:kotlin-gradle-plugin:1.3.30'
+        classpath 'org.jetbrains.kotlin:kotlin-gradle-plugin:1.3.50'
         classpath "gradle.plugin.com.hierynomus.gradle.plugins:license-gradle-plugin:0.15.0"
     }
 }