Revert "Release v3.0.0"

This reverts commit f3692d8f28.

.bumpversion.cfg

@@ -1,5 +1,5 @@
 [bumpversion]
-current_version = 3.0.0
+current_version = 2.5.4
 commit = True
 message = Release v{new_version}
 tag = True

doc/changelog.asciidoc

@@ -16,7 +16,7 @@ breaking changes (such as renamed commands) can happen in minor releases.
 // `Security` to invite users to upgrade in case of vulnerabilities.
 
 [[v3.0.0]]
-v3.0.0 (2023-08-18)
+v3.0.0 (unreleased)
 -------------------
 
 Major changes

misc/org.qutebrowser.qutebrowser.appdata.xml

@@ -44,7 +44,6 @@
 	</content_rating>
 	<releases>
 <!-- Add new releases here -->
-<release version="3.0.0" date="2023-08-18"/>
 <release version="2.5.4" date="2023-03-13"/>
 <release version="2.5.3" date="2023-02-17"/>
 <release version="2.5.2" date="2022-06-22"/>

qutebrowser/__init__.py

@@ -11,7 +11,7 @@ __copyright__ = "Copyright 2014-2021 Florian Bruhin (The Compiler)"
 __license__ = "GPL"
 __maintainer__ = __author__
 __email__ = "mail@qutebrowser.org"
-__version__ = "3.0.0"
+__version__ = "2.5.4"
 __version_info__ = tuple(int(part) for part in __version__.split('.'))
 __description__ = "A keyboard-driven, vim-like browser based on Python and Qt."