[Build] Bump Gradle to v6.8.3

#KTI-542 Fixed

gradle/jps.gradle.kts

@@ -480,7 +480,7 @@ fun RecursiveArtifact.jarContentsFromConfiguration(configuration: Configuration)
 
     resolvedArtifacts.filter { it.id.componentIdentifier is ModuleComponentIdentifier }
         .map { it.file }
-        .forEach(::extractedDirectory)
+        .forEach { extractedDirectory(it) }
 
     resolvedArtifacts
         .map { it.id.componentIdentifier }

gradle/verification-metadata.xml

@@ -8959,6 +8959,13 @@
             <sha256 value="b42a0b66118bd560dab62e422740281da84b8b3a30ab0163a6d63778cb3507c9" origin="Generated by Gradle"/>
          </artifact>
       </component>
+      <component group="org.gradle.kotlin" name="gradle-kotlin-dsl-plugins" version="1.4.9">
+         <artifact name="gradle-kotlin-dsl-plugins-1.4.9.jar">
+            <md5 value="829e5f7c82c6389e43a18c504fb9d0e9" origin="https://plugins.gradle.org/m2/org/gradle/kotlin/gradle-kotlin-dsl-plugins/1.4.9/"/>
+            <sha1 value="429531ced7f53b01361ead996870580ccb8a0479" origin="https://plugins.gradle.org/m2/org/gradle/kotlin/gradle-kotlin-dsl-plugins/1.4.9/"/>
+            <sha256 value="f4e33bcad51373112211214bc697845a09b18c98a55b809208a111c43cf84518" origin="Generated by Gradle"/>
+         </artifact>
+      </component>
       <component group="org.gradle.kotlin" name="plugins" version="1.3.6">
          <artifact name="plugins-1.3.6.jar">
             <md5 value="71c07741b6b67597d6c5ed439a118843" origin="Generated by Gradle"/>

gradle/wrapper/gradle-wrapper.properties

@@ -1,6 +1,6 @@
 distributionBase=GRADLE_USER_HOME
 distributionPath=wrapper/dists
-distributionUrl=https\://services.gradle.org/distributions/gradle-6.7-bin.zip
-distributionSha256Sum=8ad57759019a9233dc7dc4d1a530cefe109dc122000d57f7e623f8cf4ba9dfc4
+distributionUrl=https\://services.gradle.org/distributions/gradle-6.8.3-bin.zip
+distributionSha256Sum=7faa7198769f872826c8ef4f1450f839ec27f0b4d5d1e51bade63667cbccd205
 zipStoreBase=GRADLE_USER_HOME
 zipStorePath=wrapper/dists