Fixed maven multiplatform test

libraries/tools/kotlin-maven-plugin-test/src/it/test-multiplatform/js/src/test/kotlin/org/jetbrains/JSSpecificTest.kt

@@ -1,6 +1,5 @@
 package org.jetbrains
 
-import org.junit.*
 import kotlin.test.*
 
 class JSSpecificTest {
@@ -8,4 +7,4 @@ class JSSpecificTest {
     fun test1() {
         assertEquals(1, 1)
     }
-}
+}

libraries/tools/kotlin-maven-plugin-test/src/it/test-multiplatform/jvm/src/test/kotlin/org/jetbrains/JVMSpecificTest.kt

@@ -7,4 +7,4 @@ class JVMSpecificTest {
     fun test1() {
         Assert.assertEquals(1, 1)
     }
-}
+}

libraries/tools/kotlin-maven-plugin-test/src/it/test-multiplatform/shared/src/test/kotlin/org/jetbrains/SharedTest.kt

@@ -1,7 +1,7 @@
 package org.jetbrains
 
-import org.junit.*
 import kotlin.test.*
+import org.junit.Test
 
 open class SharedTest {
     @Test