Update repositories.txt

[TamsinRose]

No description provided.

[github-actions]

Arduino Lint has suggestions for possible improvements to https://github.com/TamsinRose/CAN_Message_Arduino:

Linting library in CAN_Message_Arduino
INFO: No header file found matching library name (CAN_Message_Arduino.h). Best practices are for primary header filename
      to match library name.                                                                                            
      See: https://arduino.github.io/arduino-cli/latest/library-specification/#libraryproperties-file-format            
      (Rule LS008)                                                                                                      
WARNING: Library name CAN_Message_Arduino contains "Arduino". This is superfluous.                             
         See: https://arduino.github.io/arduino-cli/latest/library-specification/#libraryproperties-file-format
         (Rule LP014)                                                                                          
WARNING: library.properties depends field item(s) Seeed_Arduino_SSCMA not found in the Library Manager index.  
         See: https://arduino.github.io/arduino-cli/latest/library-specification/#libraryproperties-file-format
         (Rule LP048)                                                                                          

Linter results for project: 0 ERRORS, 2 WARNINGS

-------------------

Linting sketch in CAN_Message_Arduino/examples/basic_mcp2515

Linter results for project: no errors or warnings

-------------------

Linting sketch in CAN_Message_Arduino/examples/other_can_interface
WARNING: Sketch file/folder name mismatch. The primary sketch file name must match the folder: other_can_interface.ino
         See: https://arduino.github.io/arduino-cli/latest/sketch-specification/#primary-sketch-file                  
         (Rule SS001)                                                                                                 

Linter results for project: 0 ERRORS, 1 WARNINGS

-------------------

Linting sketch in CAN_Message_Arduino/examples/serial_output

Linter results for project: no errors or warnings

-------------------

Linter results for projects: 0 ERRORS, 3 WARNINGS

[github-actions]

Your submission has now been accepted! Thanks for your contribution to the Arduino Library Manager index.

The library(s) will be available for installation via Library Manager within a day's time.

You can check the logs from the Library Manager indexer for your library(s) here:
http://downloads.arduino.cc/libraries/logs/github.com/TamsinRose/CAN_Message_Arduino/