[FunctionalTests] Fail tests if androidSDK is not available, not ignore

Tests use kotlin/dependencies/android-sdk, androidSDK should be always available

libraries/tools/kotlin-gradle-plugin/src/functionalTest/kotlin/org/jetbrains/kotlin/gradle/dependencyResolutionTests/tcs/IdeAndroidDependencyResolutionTest.kt

@@ -48,7 +48,7 @@ class IdeAndroidDependencyResolutionTest {
 
     @BeforeTest
     fun checkEnvironment() {
-        assumeAndroidSdkAvailable()
+        assertAndroidSdkAvailable()
     }
 
     @Test

libraries/tools/kotlin-gradle-plugin/src/functionalTest/kotlin/org/jetbrains/kotlin/gradle/dependencyResolutionTests/tcs/IdeBinaryDependencyResolverTest.kt

@@ -84,7 +84,7 @@ class IdeBinaryDependencyResolverTest {
 
     @Test
     fun `test - android artifact transformation`() {
-        assumeAndroidSdkAvailable()
+        assertAndroidSdkAvailable()
 
         /* Setup simple project that can resolve MVIKotlin */
         val project = buildProject {

libraries/tools/kotlin-gradle-plugin/src/functionalTest/kotlin/org/jetbrains/kotlin/gradle/dependencyResolutionTests/tcs/IdeJvmAndAndroidDependencyResolutionTest.kt

@@ -24,7 +24,7 @@ class IdeJvmAndAndroidDependencyResolutionTest {
 
     @BeforeTest
     fun checkEnvironment() {
-        assumeAndroidSdkAvailable()
+        assertAndroidSdkAvailable()
     }
 
     private fun Project.configureAndroidAndMultiplatform(enableDefaultStdlib: Boolean = false) {

libraries/tools/kotlin-gradle-plugin/src/functionalTest/kotlin/org/jetbrains/kotlin/gradle/dependencyResolutionTests/tcs/IdeSourceDependencyResolutionTest.kt

@@ -133,7 +133,7 @@ class IdeSourceDependencyResolutionTest {
 
     @Test
     fun `test - multiplatform to multiplatform - sample 1 - jvmAndAndroid`() {
-        assumeAndroidSdkAvailable()
+        assertAndroidSdkAvailable()
         val root = buildProject()
 
         fun Project.setup() {

libraries/tools/kotlin-gradle-plugin/src/functionalTest/kotlin/org/jetbrains/kotlin/gradle/unitTests/KotlinTargetHierarchyDslTest.kt

@@ -168,7 +168,7 @@ class KotlinTargetHierarchyDslTest {
 
         val kotlin = project.multiplatformExtension
 
-        assumeAndroidSdkAvailable()
+        assertAndroidSdkAvailable()
         project.androidLibrary { compileSdk = 31 }
 
         kotlin.targetHierarchy.default {

libraries/tools/kotlin-gradle-plugin/src/functionalTest/kotlin/org/jetbrains/kotlin/gradle/util/androidUtils.kt

@@ -6,14 +6,14 @@
 package org.jetbrains.kotlin.gradle.util
 
 import org.gradle.api.Project
-import org.junit.Assume
 import java.io.File
+import kotlin.test.assertTrue
 
 val androidSdk: String? = System.getProperty("android.sdk")?.replace("\\", "/")
 
-fun assumeAndroidSdkAvailable() {
-    Assume.assumeTrue("Missing android sdk in <$androidSdk> location.",
-                      androidSdk?.let { root -> File(root).exists() } ?: false)
+fun assertAndroidSdkAvailable() {
+    assertTrue(androidSdk?.let { root -> File(root).exists() } ?: false,
+               "Missing android sdk in <$androidSdk> location.")
 }
 
 fun setAndroidSdkDirProperty(project: Project) {