Move some files from jvmTest to awtTest

Because they depend on AWT classes.

jvmTest is shared between AWT and Android implementations

skiko/src/awtTest/kotlin/org/jetbrains/skiko/AwtFontInterop.kt → skiko/src/awtTest/kotlin/org/jetbrains/skiko/AwtFontInteropTest.kt

@@ -7,7 +7,7 @@ import org.junit.Test
 import java.awt.Font
 import java.awt.GraphicsEnvironment
 
-class AwtFontInterop {
+class AwtFontInteropTest {
     private val fontManager = AwtFontManager()
 
     private fun assumeOk() {

skiko/src/jvmTest/kotlin/org/jetbrains/skiko/ConvertorsTests.jvm.kt → skiko/src/awtTest/kotlin/org/jetbrains/skiko/ConvertorsTest.kt

-package org.jetbrains.skiko.tests.org.jetbrains.skiko
+package org.jetbrains.skiko
 
 import org.jetbrains.skia.*
-import org.jetbrains.skiko.toBitmap
-import org.jetbrains.skiko.toBufferedImage
 import org.junit.Test
 import kotlin.test.assertEquals
 
-class ConvertorsTests {
+class ConvertorsTest {
 
     @Test
     fun canConvertBitmapToBufferedImage() {

skiko/src/jvmTest/kotlin/org/jetbrains/skiko/SeveralClassloaders.kt → skiko/src/awtTest/kotlin/org/jetbrains/skiko/SeveralClassloadersTest.kt

@@ -5,7 +5,6 @@ import java.net.URL
 import java.net.URLClassLoader
 import java.nio.file.Paths
 import kotlin.concurrent.thread
-import kotlin.test.Ignore
 
 private class PlatformAndURLClassLoader(classpath: List<URL>) :
     ClassLoader(getPlatformClassLoader()) {
@@ -69,7 +68,7 @@ private fun newInstance(loader: ClassLoader, fqName: String, vararg args: Any):
         .newInstance(*args)
 }
 
-class SeveralClassloaders {
+class SeveralClassloadersTest {
     @Test
     fun `load skiko in several classloaders (with skiko path)`()  {
         check(skikoLibraryPath != null)

skiko/src/jvmTest/kotlin/org/jetbrains/skiko/util/ScreenshotTestRule.kt → skiko/src/awtTest/kotlin/org/jetbrains/skiko/util/ScreenshotTestRule.kt

 package org.jetbrains.skiko.util
 
 import org.jetbrains.skia.Image
-import org.jetbrains.skiko.OS
-import org.jetbrains.skiko.hostOs
 import org.jetbrains.skiko.toImage
 import org.junit.rules.TestRule
 import org.junit.runner.Description
@@ -10,7 +8,6 @@ import org.junit.runners.model.Statement
 import java.awt.Rectangle
 import java.awt.Robot
 import java.io.File
-import javax.imageio.ImageIO
 
 // WARNING!!!
 // macOS has wrong colors ([128, 128, 128] isn't [128, 128, 128] on screenshot). Only white, black, red and green are correct.