added eclipse output dirs bin/main and bin/test to gitignore, and ignore them when creating tar file

.gitignore

@@ -12,3 +12,5 @@ out/
 .project
 .classpath
 .metadata/
+**/bin/main/
+**/bin/test/

build.gradle.kts

@@ -42,6 +42,8 @@ tasks.register<Tar>("tar") {
             include("LICENSE.txt")
             include("doc/**")
             include("bin/**")
+            exclude("bin/main/")
+            exclude("bin/test/")
             include("gradle/wrapper/**")
             include("gradlew")
             include("gradlew.bat")