TUN-3470: Replace in-house logger calls with zerolog

cmd/cloudflared/tunnel/credential_finder.go

@@ -5,8 +5,9 @@ import (
 	"path/filepath"
 
 	"github.com/cloudflare/cloudflared/cmd/cloudflared/config"
-	"github.com/cloudflare/cloudflared/logger"
+
 	"github.com/google/uuid"
+	"github.com/rs/zerolog"
 	"github.com/urfave/cli/v2"
 )
 
@@ -39,25 +40,25 @@ func (a staticPath) Path() (string, error) {
 // Implements CredFinder and looks for the credentials file in several directories
 // searching for a file named <id>.json
 type searchByID struct {
-	id     uuid.UUID
-	c      *cli.Context
-	logger logger.Service
-	fs     fileSystem
+	id  uuid.UUID
+	c   *cli.Context
+	log *zerolog.Logger
+	fs  fileSystem
 }
 
-func newSearchByID(id uuid.UUID, c *cli.Context, logger logger.Service, fs fileSystem) CredFinder {
+func newSearchByID(id uuid.UUID, c *cli.Context, log *zerolog.Logger, fs fileSystem) CredFinder {
 	return searchByID{
-		id:     id,
-		c:      c,
-		logger: logger,
-		fs:     fs,
+		id:  id,
+		c:   c,
+		log: log,
+		fs:  fs,
 	}
 }
 
 func (s searchByID) Path() (string, error) {
 
 	// Fallback to look for tunnel credentials in the origin cert directory
-	if originCertPath, err := findOriginCert(s.c, s.logger); err == nil {
+	if originCertPath, err := findOriginCert(s.c, s.log); err == nil {
 		originCertDir := filepath.Dir(originCertPath)
 		if filePath, err := tunnelFilePath(s.id, originCertDir); err == nil {
 			if s.fs.validFilePath(filePath) {