Prepare for 3.0 beta 3

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 beta 2 [29 Jul 2021]
+### Changes between 1.1.1 and 3.0 [xx XXX xxxx]
 
  * The ERR_GET_FUNC() function was removed.  With the loss of meaningful
    function codes, this function can only cause problems for calling

NEWS.md

@@ -18,7 +18,7 @@ OpenSSL Releases
 OpenSSL 3.0
 -----------
 
-### Major changes between OpenSSL 1.1.1 and OpenSSL 3.0 beta 2 [in pre-release]
+### Major changes between OpenSSL 1.1.1 and OpenSSL 3.0 [under development]
 
   * 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=beta2
+PRE_RELEASE_TAG=beta3-dev
 BUILD_METADATA=
-RELEASE_DATE="29 Jul 2021"
+RELEASE_DATE=""
 SHLIB_VERSION=3