rtla: Add License to spec file and sync summary text with upstream

Add License to spec file and sync summary text with upstream
Also add BuildRequires and Requires explicitly for rtla

Bugzilla: https://bugzilla.redhat.com/show_bug.cgi?id=2153891
Upstream Status: RHEL only

Signed-off-by: John Kacur <jkacur@redhat.com>
- Move BuildRequires and Requires to rtla subpackage
Signed-off-by: John Kacur <jkacur@redhat.com>
- Only the Requires belongs to the rtla subpackage, put BuildRequires
  back
Signed-off-by: John Kacur <jkacur@redhat.com>

Author: John Kacur

redhat/kernel.spec.template

@@ -606,7 +606,11 @@ BuildRequires: opencsd-devel >= 1.0.0
 %if %{with_tools}
 BuildRequires: gettext ncurses-devel
 BuildRequires: libcap-devel libcap-ng-devel
+# The following are rtla requirements
+BuildRequires: python3-docutils
+BuildRequires: libtraceevent-devel
 BuildRequires: libtracefs-devel
+
 %ifnarch s390x
 BuildRequires: pciutils-devel
 %endif
@@ -1007,13 +1011,15 @@ This package provides debug information for package kernel-tools.
 %{expand:%%global _find_debuginfo_opts %{?_find_debuginfo_opts} -p '.*%%{_bindir}/centrino-decode(\.debug)?|.*%%{_bindir}/powernow-k8-decode(\.debug)?|.*%%{_bindir}/cpupower(\.debug)?|.*%%{_libdir}/libcpupower.*|.*%%{_bindir}/turbostat(\.debug)?|.*%%{_bindir}/x86_energy_perf_policy(\.debug)?|.*%%{_bindir}/tmon(\.debug)?|.*%%{_bindir}/lsgpio(\.debug)?|.*%%{_bindir}/gpio-hammer(\.debug)?|.*%%{_bindir}/gpio-event-mon(\.debug)?|.*%%{_bindir}/gpio-watch(\.debug)?|.*%%{_bindir}/iio_event_monitor(\.debug)?|.*%%{_bindir}/iio_generic_buffer(\.debug)?|.*%%{_bindir}/lsiio(\.debug)?|.*%%{_bindir}/intel-speed-select(\.debug)?|.*%%{_bindir}/page_owner_sort(\.debug)?|.*%%{_bindir}/slabinfo(\.debug)?|.*%%{_sbindir}/intel_sdsi(\.debug)?|XXX' -o kernel-tools-debuginfo.list}
 
 %package -n rtla
-Summary: RTLA: Real-Time Linux Analysis tools 
+Summary: Real-Time Linux Analysis tools
+License: GPLv2
+Requires: libtraceevent
+Requires: libtracefs
 %description -n rtla
-The rtla tool is a meta-tool that includes a set of commands that
-aims to analyze the real-time properties of Linux. But, instead of
-testing Linux as a black box, rtla leverages kernel tracing
-capabilities to provide precise information about the properties
-and root causes of unexpected results.
+The rtla meta-tool includes a set of commands that aims to analyze
+the real-time properties of Linux. Instead of testing Linux as a black box,
+rtla leverages kernel tracing capabilities to provide precise information
+about the properties and root causes of unexpected results.
 
 # with_tools
 %endif