Add java.lang.Enum ordinal and name accessors to special-cased JVM names

Kotlin represents these as read-only properties with unusual getter names.

java/ql/test/kotlin/library-tests/enum/enumUser.kt

@@ -0,0 +1 @@
+fun usesEnum(e: Enum<*>) = e.ordinal.toString() + e.name

java/ql/test/kotlin/library-tests/enum/test.expected

@@ -0,0 +1,27 @@
+| addAll |
+| addRange |
+| allOf |
+| asIterator |
+| clone |
+| compareTo |
+| complement |
+| complementOf |
+| copyOf |
+| describeConstable |
+| equals |
+| finalize |
+| getDeclaringClass |
+| hasMoreElements |
+| hashCode |
+| name |
+| nextElement |
+| noneOf |
+| of |
+| ordinal |
+| range |
+| resolveConstantDesc |
+| toString |
+| typeCheck |
+| usesEnum |
+| valueOf |
+| writeReplace |

java/ql/test/kotlin/library-tests/enum/test.ql

@@ -0,0 +1,5 @@
+import java
+
+from Method m
+where m.getDeclaringType().getName().matches("Enum%")
+select m.getName()