Java to Kotlin annotation retention mapping + new test + JvmLoader test adaptation

compiler/testData/loadJava/compiledJava/annotations/AnnotationRetentions.java

@@ -0,0 +1,43 @@
+// SKIP_IN_RUNTIME_TEST
+
+package test;
+
+import java.lang.annotation.*;
+
+public class AnnotationRetentions {
+
+    public @interface BaseAnnotation {
+
+    }
+
+    @Retention(RetentionPolicy.SOURCE)
+    public @interface SourceAnnotation {
+
+    }
+
+    @Retention(RetentionPolicy.CLASS)
+    public @interface BinaryAnnotation {
+
+    }
+
+    @Retention(RetentionPolicy.RUNTIME)
+    public @interface RuntimeAnnotation {
+
+    }
+
+    @BaseAnnotation class BaseClass {
+
+    }
+
+    @SourceAnnotation class SourceClass {
+
+    }
+
+    @BinaryAnnotation class BinaryClass {
+
+    }
+
+    @RuntimeAnnotation class RuntimeClass {
+
+    }
+}