Update arduino-ide-extension/src/browser/contributions/sketchbook.ts

Co-authored-by: per1234 <[email protected]>

Author: kittaakos

Diff for: arduino-ide-extension/src/browser/contributions/sketchbook.ts

@@ -95,7 +95,7 @@ export class Sketchbook extends Examples {
                 ),
                 message: nls.localize(
                   'arduino/sketch/ignoringSketchWithBadNameMessage',
-                  'The sketch "{0}" cannot be used. Sketch names must contain only basic letters and numbers. (ASCII-only with no spaces, and it cannot start with a number). To get rid of this message, remove the sketch from {1}',
+                  'The sketch "{0}" cannot be used. Sketch names must start with a letter or number, followed by letters, numbers, dashes, dots and underscores. Maximum length is 63 characters. To get rid of this message, remove the sketch from {1}',
                   name,
                   path
                 ),