Do not abort compile when safeboot firmware can not be downloaded

[Jason2866]

Description:

fixes #21682

currently the compile process aborts ungracefully when safeboot firmware is not in place and can not be downloaded.
With the PR an colored info is printed and the compile process does not abort.

Checklist:

• The pull request is done against the latest development branch
• Only relevant files were touched
• Only one feature/fix was added per PR and the code change compiles without warnings
• The code change is tested and works with Tasmota core ESP8266 V.2.7.7
• The code change is tested and works with Tasmota core ESP32 V.3.0.1
• I accept the CLA.

NOTE: The code change must pass CI tests. Your PR cannot be merged unless tests pass