Drop unused libunwind dependencies

These were added 08 April 2022 to fix issues with rawhide composes at
the time, but yelp has no such dependency at either build nor runtime.
Parts of GStreamer and Mesa do use libunwind, so it was possibly
transitive.

yelp.spec

@@ -1,12 +1,11 @@
 %global libhandy_version 1.5.0
-%global libunwind_version 1.6.2
 
 %global tarball_version %%(echo %{version} | tr '~' '.')
 
 Name:          yelp
 Epoch:         2
 Version:       42.2
-Release:       3%{?dist}
+Release:       4%{?dist}
 Summary:       Help browser for the GNOME desktop
 
 License:       LGPLv2+ and ASL 2.0 and GPLv2+
@@ -25,7 +24,6 @@ BuildRequires: pkgconfig(libxslt)
 BuildRequires: pkgconfig(sqlite3)
 BuildRequires: pkgconfig(webkit2gtk-4.1)
 BuildRequires: pkgconfig(yelp-xsl)
-BuildRequires: libunwind
 BuildRequires: desktop-file-utils
 BuildRequires: bzip2-devel
 BuildRequires: gcc
@@ -34,7 +32,6 @@ BuildRequires: intltool
 BuildRequires: itstool
 BuildRequires: make
 Requires:      libhandy%{?_isa} >= %{libhandy_version}
-Requires:      libunwind%{?_isa} >= %{libunwind_version}
 Requires:      yelp-libs%{?_isa} = %{epoch}:%{version}-%{release}
 Requires:      yelp-xsl
 
@@ -98,6 +95,9 @@ desktop-file-validate $RPM_BUILD_ROOT%{_datadir}/applications/yelp.desktop
 
 
 %changelog
+* Fri Aug 11 2023 Yaakov Selkowitz <yselkowi@redhat.com> - 2:42.2-4
+- Drop unused libunwind dependencies
+
 * Sat Jul 22 2023 Fedora Release Engineering <releng@fedoraproject.org> - 2:42.2-3
 - Rebuilt for https://fedoraproject.org/wiki/Fedora_39_Mass_Rebuild