git: openjdk/jdk8u-dev: 8285727: [11u, 17u] Unify fix for JDK-8284920 with version from head

[Yuri Nesterenko]

Changeset: 7961755b
Author:    Yuri Nesterenko <yan at openjdk.org>
Date:      2022-05-24 13:02:20 +0000
URL:       https://git.openjdk.java.net/jdk8u-dev/commit/7961755b8cd02c112ccfaceb9c20671c94a6c8e2

8285727: [11u, 17u] Unify fix for JDK-8284920 with version from head

Backport-of: a95482acf83cc03bc562baace0d55d831d0b2b41

! jaxp/src/com/sun/org/apache/xpath/internal/compiler/Lexer.java
! jaxp/src/com/sun/org/apache/xpath/internal/compiler/Token.java
! jaxp/src/com/sun/org/apache/xpath/internal/compiler/XPathParser.java
+ jdk/test/javax/xml/jaxp/unittest/xpath/XPathExpTest.java