git: openjdk/jdk17u-dev: 8301700: Increase the default TLS Diffie-Hellman group size from 1024-bit to 2048-bit

[Alexey Bakhtin]

Changeset: 7a4708b6
Author:    Alexey Bakhtin <abakhtin at openjdk.org>
Date:      2023-07-10 04:37:02 +0000
URL:       https://git.openjdk.org/jdk17u-dev/commit/7a4708b61f4be9369d8bdccedafc871f07fc60a2

8301700: Increase the default TLS Diffie-Hellman group size from 1024-bit to 2048-bit

Reviewed-by: phh
Backport-of: 26b111d714c3ee62bd10a5e2ab44be01c13ff42e

! src/java.base/share/classes/sun/security/ssl/DHKeyExchange.java
! test/jdk/sun/security/ssl/DHKeyExchange/DHEKeySizing.java