grep: error while loading shared libraries: libpcre.so.0 after upgrading to RHEL 7

Issue

• After upgrading to RHEL 7 the following error is being seen

  grep: error while loading shared libraries: libpcre.so.0: cannot open shared object file: No such file or directory
  

• After upgrading to RHEL 7 still have RHEL 6 grep RPM

  # cat /etc/redhat-release ; rpm -q grep
  Red Hat Enterprise Linux Server release 7.9 (Maipo)
  grep-2.20-6.el6.x86_64