rewritten as list literals (#2160) (#2168)

* rewritten as list literals

* added changelog fragment

(cherry picked from commit b97e31dd55)

Co-authored-by: Alexei Znamensky <103110+russoz@users.noreply.github.com>

plugins/modules/packaging/os/svr4pkg.py

@@ -108,8 +108,7 @@ from ansible.module_utils.basic import AnsibleModule
 
 
 def package_installed(module, name, category):
-    cmd = [module.get_bin_path('pkginfo', True)]
-    cmd.append('-q')
+    cmd = [module.get_bin_path('pkginfo', True), '-q']
     if category:
         cmd.append('-c')
     cmd.append(name)