Add config for fetcher resource requests & limits (#1489)

This PR adds fetcher resource requests&limits chart setting 
and remove unreasonable limits value from the charts.

pkg/executor/executortype/poolmgr/packagewatcher.go

@@ -43,7 +43,7 @@ func (gpm *GenericPoolManager) makePkgController(fissionClient *crd.FissionClien
 				pkg := obj.(*fv1.Package)
 				gpm.logger.Debug("list watch for package reported a new package addition",
 					zap.String("package_name", pkg.Metadata.Name),
-					zap.String("package_namepsace", pkg.Metadata.Namespace))
+					zap.String("package_namespace", pkg.Metadata.Namespace))
 
 				// create or update role-binding for fetcher sa in env ns to be able to get the pkg contents from pkg namespace
 				envNs := fissionfnNamespace

pkg/executor/reaper/reaper.go

@@ -207,7 +207,7 @@ func CleanupRoleBindings(logger *zap.Logger, client *kubernetes.Clientset, fissi
 			// we can list the functions once per role-binding.
 			funcList, err := fissionClient.Functions(roleBinding.Namespace).List(meta_v1.ListOptions{})
 			if err != nil {
-				logger.Error("error fetching environment list in namespace", zap.Error(err), zap.String("namespace", roleBinding.Namespace))
+				logger.Error("error fetching function list in namespace", zap.Error(err), zap.String("namespace", roleBinding.Namespace))
 				continue
 			}
 
@@ -248,7 +248,7 @@ func CleanupRoleBindings(logger *zap.Logger, client *kubernetes.Clientset, fissi
 					}
 				}
 
-				// if its a package-getterr-rb, we have 2 kinds of SAs and each of them is handled differently
+				// if its a package-getter-rb, we have 2 kinds of SAs and each of them is handled differently
 				// else if its a secret-configmap-rb, we have only one SA which is fission-fetcher
 				if roleBinding.Name == types.PackageGetterRB {
 					// check if there is an env obj in saNs