Add new RAKwireless libraries

[beegee-tokyo]

No description provided.

[github-actions]

Arduino Lint has suggestions for possible improvements to https://github.com/RAKWireless/RAKwireless_Storage:

Linting library in RAKwireless_Storage
INFO: No header file found matching library name (RAKwireless_Storage.h). Best practices are for primary header filename
      to match library name. (Rule LS008)                                                                               
WARNING: library.properties name value RAKwireless Storage is longer than the recommended length of 16 characters. (Rule
         LP010)                                                                                                         
WARNING: library.properties name RAKwireless Storage contains spaces. Although supported, best practices is to not use  
         spaces. (Rule LP015)                                                                                           

Linter results for project: 0 ERRORS, 2 WARNINGS

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Linting sketch in RAKwireless_Storage/examples/Generic_I2C_EEPROM

Linter results for project: no errors or warnings

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Linting sketch in RAKwireless_Storage/examples/MB85RC256V

Linter results for project: no errors or warnings

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Linting sketch in RAKwireless_Storage/examples/validate_memory

Linter results for project: no errors or warnings

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Linting sketch in RAKwireless_Storage/examples/write_multibyte

Linter results for project: no errors or warnings

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Linting sketch in RAKwireless_Storage/examples/write_objects

Linter results for project: no errors or warnings

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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/RAKWireless/RAKwireless_Storage/