cli/context/store: List(): don't interrupt listing for not-found errors

There's no reason to stop listing contexts if a context does not exist
while iterating over the directories,

Signed-off-by: Sebastiaan van Stijn <github@gone.nl>

cli/context/store/metadatastore.go

@@ -110,6 +110,9 @@ func (s *metadataStore) list() ([]Metadata, error) {
 	for _, dir := range ctxDirs {
 		c, err := s.getByID(contextdir(dir))
 		if err != nil {
+			if os.IsNotExist(err) {
+				continue
+			}
 			return nil, errors.Wrap(err, "failed to read metadata")
 		}
 		res = append(res, c)

cli/context/store/tlsstore.go

@@ -82,6 +82,9 @@ func (s *tlsStore) listContextData(name string) (map[string]EndpointFiles, error
 	for _, epFS := range epFSs {
 		if epFS.IsDir() {
 			fss, err := os.ReadDir(filepath.Join(contextDir, epFS.Name()))
+			if os.IsNotExist(err) {
+				continue
+			}
 			if err != nil {
 				return nil, errors.Wrapf(err, "failed to list TLS files for endpoint %s", epFS.Name())
 			}