all: prepare for 4.0.0 release

NEWS

@@ -2,21 +2,15 @@
 User visible changes for UPX
 ==================================================================
 
-Changes in 4.0.0 (XX XXX 2022):
+Changes in 4.0.0 (28 Oct 2022):
   * Switch to semantic versioning
-  * bug fixes - see https://github.com/upx/upx/milestone/7
-
-Changes in 3.99 (27 Oct 2022):
-  * NOTE: this is a pre-release with known regressions for some ELF formats;
-    please help testing and reporting bugs, and see our GitHub Actions CI
-    page for up-to-date pre-built binaries ("Artifacts")
-    https://github.com/upx/upx/actions/workflows/ci.yml
   * SECURITY NOTES: emphasize the security context in the docs
   * Support easy building from source code with CMake
   * Support easy rebuilding the stubs from source with Podman/Docker
   * Add integrated doctest C++ testing framework
   * Add support for EFI files (PE x86; Kornel Pal)
   * bug fixes - see https://github.com/upx/upx/milestone/6
+  * bug fixes - see https://github.com/upx/upx/milestone/7
 
 Changes in 3.96 (23 Jan 2020):
   * bug fixes - see https://github.com/upx/upx/milestone/5
@@ -370,6 +364,8 @@ Changes in 0.99 (25 Feb 2000)
   * dos/com and dos/sys: fixed a bad decompressor problem
   * linux/386: the counter for the progress indicator was off by one
 
+==================================================================
+
 Changes in 0.94 (06 Dec 1999)
   * win32/pe: the stub now calls ExitProcess in case of import errors
   * under DOS and Windows, the environment variable UPX now accepts