Bump version to 5.4.

src/unix/assets/86Box.spec

@@ -12,10 +12,10 @@
 # After a successful build, you can install the RPMs as follows:
 #  sudo dnf install RPMS/$(uname -m)/86Box-3* RPMS/noarch/86Box-roms*
 
-%global romver 5.3
+%global romver 5.4
 
 Name:		86Box
-Version:	5.3
+Version:	5.4
 Release:	1%{?dist}
 Summary:	Classic PC emulator
 License:	GPLv2+
@@ -121,5 +121,5 @@ popd
 %{_datadir}/%{name}/roms
 
 %changelog
-* Sat Aug 31 Jasmine Iwanek <jriwanek[AT]gmail.com> 5.3-1
+* Sat Aug 31 Jasmine Iwanek <jriwanek[AT]gmail.com> 5.4-1
 - Bump release

src/unix/assets/net.86box.86Box.metainfo.xml

@@ -11,7 +11,7 @@
     </categories>
     <launchable type="desktop-id">net.86box.86Box.desktop</launchable>
     <releases>
-      <release version="5.3" date="2025-12-02"/>
+      <release version="5.4" date="2025-12-23"/>
     </releases>
     <content_rating type="oars-1.1" />
     <description>