Remove python3-pbr dependency

Signed-off-by: Tony Asleson <tasleson@redhat.com>

pywbem.spec

@@ -3,15 +3,15 @@
 Name:           pywbem
 Version:        0.15.0
 Epoch:          1
-Release:        4%{?dist}
+Release:        5%{?dist}
 Summary:        Python WBEM client interface and related utilities
 License:        LGPLv2
 URL:            https://github.com/pywbem/pywbem
 Source0:        https://github.com/pywbem/pywbem/archive/v%{version}/%{name}-%{version}.tar.gz
 Patch1:         BZ_1922368.patch
 BuildRequires:  python3-pip python3-PyYAML python3-ply python3-rpm-macros
-BuildRequires:  python3-pbr
 BuildRequires:  python3-devel
+BuildRequires:  python3-setuptools
 BuildArch:      noarch
 
 %description
@@ -44,13 +44,12 @@ for more information about WBEM.
 %autosetup -p1
 
 %build
-PBR_VERSION="%{version}" CFLAGS="%{optflags}" %{__python3} setup.py build
+CFLAGS="%{optflags}" %{__python3} setup.py build
 
 
 %install
 rm -rf %{buildroot}
 env PYTHONPATH=%{buildroot}/%{python3_sitelib} \
-    PBR_VERSION="%{version}" \
     %{__python3} setup.py install -O1 --skip-build --root %{buildroot}
 rm -rf %{buildroot}/usr/bin/*.bat
 # wbemcli are conflicting with sblim-wbemcli
@@ -69,6 +68,9 @@ mv -v %{buildroot}/%{_bindir}/wbemcli.py %{buildroot}/%{_bindir}/pywbemcli.py
 %doc README.rst
 
 %changelog
+* Wed Jun 23 2021 Tony Asleson <tasleson@redhat.com> - 1:0.15.0-5
+- Remove python pbr build dependency
+
 * Fri Jun 04 2021 Python Maint <python-maint@redhat.com> - 1:0.15.0-4
 - Rebuilt for Python 3.10