hg: jdk/sandbox: Rename hotspot-features.m4 to jvm-features.m4.

[magnus.ihse.bursie at oracle.com]

Changeset: e06b2d56cbf1
Author:    ihse
Date:      2020-02-18 14:09 +0100
URL:       https://hg.openjdk.java.net/jdk/sandbox/rev/e06b2d56cbf1

Rename hotspot-features.m4 to jvm-features.m4.

! make/autoconf/hotspot.m4
= make/autoconf/jvm-features.m4 < make/autoconf/hotspot-features.m4