Explicitly require the 'procps-ng' package

Resolves: BZ#2019805

This is required in case of lightweight systems like containers,
which don't install these requirments by default.
Galera won't work properly without the 'procps-ng' package

galera.spec

@@ -1,6 +1,6 @@
 Name:           galera
 Version:        26.4.9
-Release:        2%{?dist}
+Release:        3%{?dist}
 Summary:        Synchronous multi-master wsrep provider (replication engine)
 
 License:        GPLv2
@@ -20,6 +20,7 @@ Patch0:         cmake_paths.patch
 BuildRequires:  boost-devel check-devel openssl-devel cmake systemd gcc-c++ asio-devel
 Requires(pre):  /usr/sbin/useradd
 Requires:       nmap-ncat
+Requires:       procps-ng
 
 %{?systemd_requires}
 
@@ -146,6 +147,11 @@ sed -i 's/User=nobody/User=garb/g' %{buildroot}/usr/lib/systemd/system/garbd.ser
 
 
 %changelog
+* Fri Nov 19 2021 Lukas Javorsky <ljavorsk@redhat.com> - 26.4.9-3
+- Explicitly require the 'procps-ng' package
+- Otherwise it will not require it in the lightweight systems (e.g. containers)
+- and Galera won't work properly
+
 * Tue Sep 14 2021 Sahana Prasad <sahana@redhat.com> - 26.4.9-2
 - Rebuilt with OpenSSL 3.0.0