hg: amber/amber: dont error on serialization members

[vicente.romero at oracle.com]

Changeset: 872180e78fd6
Author:    vromero
Date:      2019-11-28 10:34 -0500
URL:       https://hg.openjdk.java.net/amber/amber/rev/872180e78fd6

dont error on serialization members

! src/jdk.compiler/share/classes/com/sun/tools/javac/code/Flags.java
! src/jdk.compiler/share/classes/com/sun/tools/javac/code/Symtab.java
! src/jdk.compiler/share/classes/com/sun/tools/javac/comp/Attr.java
! src/jdk.compiler/share/classes/com/sun/tools/javac/comp/Check.java
! src/jdk.compiler/share/classes/com/sun/tools/javac/resources/compiler.properties
- test/langtools/tools/javac/diags/examples/IllegalRecordMember.java
! test/langtools/tools/javac/records/RecordCompilationTests.java