Update CollectionsSyntaxTests.kt (#3273)

* Update CollectionsSyntaxTests.kt

* Update CollectionsSyntaxTests.kt

---------

Co-authored-by: Simon Vergauwen <nomisRev@users.noreply.github.com>
Co-authored-by: Alejandro Serrano <trupill@gmail.com>

arrow-libs/core/arrow-core/src/commonTest/kotlin/arrow/core/CollectionsSyntaxTests.kt

@@ -16,21 +16,22 @@
 
 package arrow.core
 
-import io.kotest.core.spec.style.StringSpec
 import io.kotest.matchers.shouldBe
+import kotlin.test.Test
+import kotlinx.coroutines.test.runTest
 
-class CollectionsSyntaxTests : StringSpec({
-    "tail" {
+class CollectionsSyntaxTests {
+    @Test fun tail() = runTest {
       listOf(1, 2, 3).tail() shouldBe listOf(2, 3)
     }
 
-    "prependTo" {
+    @Test fun prependTo() = runTest {
       1 prependTo listOf(2, 3) shouldBe listOf(1, 2, 3)
     }
 
-    "destructured" {
+    @Test fun destructured() = runTest {
       val (head, tail) = listOf(1, 2, 3).let { it.first() to it.tail() }
       head shouldBe 1
       tail shouldBe listOf(2, 3)
     }
-})
+}