Add Pico_OTA repository link to repositories.txt

[wedsamuel1230]

Pico_OTA is an Arduino library that brings over‑the‑air (OTA) updates to the Raspberry Pi Pico W using the Arduino-Pico core. Ships with a ready-to-run example that connects to Wi‑Fi, starts ArduinoOTA, and blinks the onboard LED so you can verify the loop stays responsive.

[github-actions]

Arduino Lint has suggestions for possible improvements to https://github.com/wedsamuel1230/Pico_OTA/:

Linting library in Pico_OTA
INFO: No header file found matching library name (PICO_OTA.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: Invalid category field value Data processing in library.properties                                    
         See: https://arduino.github.io/arduino-cli/latest/library-specification/#libraryproperties-file-format
         (Rule LP038)                                                                                          
WARNING: library.properties depends field item(s) LittleFS 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

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Linting sketch in Pico_OTA/examples/Pico_OTA_test

Linter results for project: no errors or warnings

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

Linter results for projects: 0 ERRORS, 2 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/wedsamuel1230/Pico_OTA/