vendor: update all dependencies to latest versions

vendor/google.golang.org/api/internal/settings.go

@@ -25,13 +25,13 @@ import (
 // DialSettings holds information needed to establish a connection with a
 // Google API service.
 type DialSettings struct {
-	Endpoint                   string
-	Scopes                     []string
-	ServiceAccountJSONFilename string // if set, TokenSource is ignored.
-	TokenSource                oauth2.TokenSource
-	UserAgent                  string
-	APIKey                     string
-	HTTPClient                 *http.Client
-	GRPCDialOpts               []grpc.DialOption
-	GRPCConn                   *grpc.ClientConn
+	Endpoint        string
+	Scopes          []string
+	TokenSource     oauth2.TokenSource
+	CredentialsFile string // if set, Token Source is ignored.
+	UserAgent       string
+	APIKey          string
+	HTTPClient      *http.Client
+	GRPCDialOpts    []grpc.DialOption
+	GRPCConn        *grpc.ClientConn
 }