Version bump

Author: leventeBajczi

build.gradle.kts

@@ -29,7 +29,7 @@ buildscript {
 
 allprojects {
     group = "hu.bme.mit.theta"
-    version = "6.15.2"
+    version = "6.15.3"
 
 
     apply(from = rootDir.resolve("gradle/shared-with-buildSrc/mirrors.gradle.kts"))