prepare release notes for EasyBuild v4.6.2 + bump version to 4.6.2

Author: migueldiascosta

RELEASE_NOTES

@@ -4,6 +4,30 @@ For more detailed information, please see the git log.
 These release notes can also be consulted at https://easybuild.readthedocs.io/en/latest/Release_notes.html.
 
 
+v4.6.2 (October 21st 2022)
+--------------------------
+
+update/bugfix release
+
+- various enhancements, including:
+  - add support for easystack file that contains easyconfig filenames + implement parsing of configuration options (#4021)
+  - skip over unset $EB_PYTHON/$EB_INSTALLPYTHON (#4080)
+  - add GITHUB_RELEASE and GITHUB_LOWER_RELEASE templates (#4084)
+  - add `%(cuda_cc_cmake)s` template (#4087)
+- various bug fixes, including:
+  - make check_sha256_checksums verify all checksums if they're specified as a dict value (#4076)
+  - replace use of symlink with copied files in `alt_location` tests (#4083)
+  - fix trying to generate RPATH wrappers for Clang (#4088)
+  - skip GitPython 3.1.28, since it prints 'git' as version which messes up the version check in check_github() (#4090)
+  - make sure that GitPython version is a proper version before checking minimal required version (#4091)
+  - first look for patch in alt_location when it is specified (#4093)
+- other changes:
+  - make scripts executable (#4081)
+  - make --inject-checksums inject dictionary value for checksums which maps filename to SHA256 checksum (#4085)
+  - update to v3 of actions/checkout and actions/setup-python in CI workflows (#4089)
+  - use SYSTEM template constant in dependencies instead of True in framework tests (#4094)
+
+
 v4.6.1 (September 12th 2022)
 ----------------------------
 

easybuild/tools/version.py

@@ -43,7 +43,7 @@
 # recent setuptools versions will *TRANSFORM* something like 'X.Y.Zdev' into 'X.Y.Z.dev0', with a warning like
 #   UserWarning: Normalizing '2.4.0dev' to '2.4.0.dev0'
 # This causes problems further up the dependency chain...
-VERSION = LooseVersion('4.6.2.dev0')
+VERSION = LooseVersion('4.6.2')
 UNKNOWN = 'UNKNOWN'