We need to add the ability to load plugin definitions from multiple plugin files, not just a single file…

We need to add the ability to load plugin definitions from multiple plugin files, not just a single file…: a task in LegoFlow-SWE (Harbor dataset). Calling LoadPlugins(primaryPluginFile, string{"/usr/lib/k9s/plugins"}) should result in a plugin map containing all three plugins: blah , test1 , and…