Update repositories.txt

[vortigont]

add vortigont/pzem-edl vortigont/esp32-flashz

[github-actions]

Arduino Lint has suggestions for possible improvements to https://github.com/vortigont/pzem-edl/:

Linting library in pzem-edl
INFO: No header file found matching library name (pzem-edl.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: Unable to load the library.properties url field: 404 Not Found                                        
         See: https://arduino.github.io/arduino-cli/latest/library-specification/#libraryproperties-file-format
         (Rule LP042)                                                                                          

Linter results for project: 0 ERRORS, 1 WARNINGS

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Linting sketch in pzem-edl/examples/01_SinglePZEM004/src

Linter results for project: no errors or warnings

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

Linting sketch in pzem-edl/examples/02_SinglePZEM003/src

Linter results for project: no errors or warnings

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

Linting sketch in pzem-edl/examples/03_MultiplePZEM004/src

Linter results for project: no errors or warnings

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

Linting sketch in pzem-edl/examples/04_MixedPool/src

Linter results for project: no errors or warnings

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

Linting sketch in pzem-edl/examples/pzem_cli/src

Linter results for project: no errors or warnings

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

Linter results for projects: 0 ERRORS, 1 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/vortigont/esp32-flashz/
http://downloads.arduino.cc/libraries/logs/github.com/vortigont/pzem-edl/