stdlib tests: move JVM-only test source files

libraries/stdlib/jvm/test/text/CharJVMTest.kt

@@ -0,0 +1,17 @@
+@file:kotlin.jvm.JvmVersion
+package test.text
+
+import kotlin.test.*
+
+class CharJVMTest {
+
+    @Test fun getCategory() {
+        assertEquals(CharCategory.DECIMAL_DIGIT_NUMBER, '7'.category)
+        assertEquals(CharCategory.CURRENCY_SYMBOL, '$'.category)
+        assertEquals(CharCategory.LOWERCASE_LETTER, 'a'.category)
+        assertEquals(CharCategory.UPPERCASE_LETTER, 'Õ'.category)
+
+        assertTrue(',' in CharCategory.OTHER_PUNCTUATION)
+    }
+
+}