Prepare for release of 3.0 beta 1

Reviewed-by: Richard Levitte <levitte@openssl.org>

CHANGES.md

@@ -28,7 +28,7 @@ breaking changes, and mappings for the large list of deprecated functions.
 
 [Migration guide]: https://github.com/openssl/openssl/tree/master/doc/man7/migration_guide.pod
 
-### Changes between 1.1.1 and 3.0 [xx XXX xxxx]
+### Changes between 1.1.1 and 3.0 beta 1 [17 Jun 2021]
 
  * Add a configurable flag to output date formats as ISO 8601. Does not
    change the default date format.

NEWS.md

@@ -18,7 +18,7 @@ OpenSSL Releases
 OpenSSL 3.0
 -----------
 
-### Major changes between OpenSSL 1.1.1 and OpenSSL 3.0 [under development]
+### Major changes between OpenSSL 1.1.1 and OpenSSL 3.0 beta 1 [in pre-release]
 
   * Added migration guide to man7
   * Implemented support for fully "pluggable" TLSv1.3 groups

VERSION.dat

@@ -1,7 +1,7 @@
 MAJOR=3
 MINOR=0
 PATCH=0
-PRE_RELEASE_TAG=beta1-dev
+PRE_RELEASE_TAG=beta1
 BUILD_METADATA=
-RELEASE_DATE=""
+RELEASE_DATE="17 Jun 2021"
 SHLIB_VERSION=3