Don't mark primitive types as @NotNull

compiler/testData/asJava/nullabilityAnnotations/Primitives.java

@@ -0,0 +1,43 @@
+public interface Primitives extends jet.JetObject {
+    int $$int /* Real name is 'int' */(@jet.runtime.typeinfo.JetValueParameter(name = "x") int p);
+
+    @org.jetbrains.annotations.Nullable
+    java.lang.Boolean getNullableBool();
+
+    @org.jetbrains.annotations.Nullable
+    java.lang.Byte getNullableByte();
+
+    @org.jetbrains.annotations.Nullable
+    java.lang.Short getNullableShort();
+
+    @org.jetbrains.annotations.Nullable
+    java.lang.Character getNullableChar();
+
+    @org.jetbrains.annotations.Nullable
+    java.lang.Integer getNullableInt();
+
+    @org.jetbrains.annotations.Nullable
+    java.lang.Long getNullableLong();
+
+    @org.jetbrains.annotations.Nullable
+    java.lang.Float getNullableFloat();
+
+    @org.jetbrains.annotations.Nullable
+    java.lang.Double getNullableDouble();
+
+    boolean getBool();
+
+    byte getByte();
+
+    short getShort();
+
+    char getChar();
+
+    int getInt();
+
+    long getLong();
+
+    float getFloat();
+
+    double getDouble();
+}