[14]RFR: 8220229: Timezone pattern "OOOO" does not result in the full "GMT+00:00" substring

[naoto . sato]

Hello,

Please review the fix to the following issue:

https://bugs.openjdk.java.net/browse/JDK-8220229

The proposed changeset and CSR are located at:

https://cr.openjdk.java.net/~naoto/8220229/webrev.01/
https://bugs.openjdk.java.net/browse/JDK-8226308

This is to simply clarify the cases for zero offset.

Naoto