Demote a couple of checks that rely on @generated annotations to warn…

…ings

to avoid break builds that don't have an `@Generated` annotation
available, see discussion in:

#1348

-------------
Created by MOE: https://github.com/google/moe
MOE_MIGRATED_REVID=312115507

core/src/main/java/com/google/errorprone/scanner/BuiltInCheckerSuppliers.java

@@ -539,7 +539,6 @@ public static ScannerSupplier errorChecks() {
           EqualsNaN.class,
           EqualsReference.class,
           EqualsWrongThing.class,
-          ExtendsAutoValue.class,
           ForOverrideChecker.class,
           FormatString.class,
           FormatStringAnnotationChecker.class,
@@ -619,7 +618,6 @@ public static ScannerSupplier errorChecks() {
           RandomCast.class,
           RandomModInteger.class,
           RectIntersectReturnValueIgnored.class,
-          RefersToDaggerCodegen.class,
           RestrictedApiChecker.class,
           ReturnValueIgnored.class,
           SelfAssignment.class,
@@ -874,6 +872,7 @@ public static ScannerSupplier errorChecks() {
           EmptyTopLevelDeclaration.class,
           EqualsBrokenForNull.class,
           ExpectedExceptionChecker.class,
+          ExtendsAutoValue.class,
           FieldCanBeFinal.class,
           FieldCanBeLocal.class,
           FieldMissingNullable.class,
@@ -917,6 +916,7 @@ public static ScannerSupplier errorChecks() {
           RedundantCondition.class,
           RedundantOverride.class,
           RedundantThrows.class,
+          RefersToDaggerCodegen.class,
           RemoveUnusedImports.class,
           ScopeOnModule.class,
           ScopeOrQualifierAnnotationRetention.class,