feat(board): add support for Soldered NULA DeepSleep ESP32S3

[JosipKuci]

Add a board variant for the new Soldered NULA DeepSleep ESP32S3 board by Soldered Electronics

• Add board configuration to boards.txt
• Add pin definitions to 'variants/soldered_nula_deepsleep_esp32s3'

Test Scenarios

The Board variant was tested using the mentioned Soldered NULA ESP32S3 board running on the arduino esp32 core ver. 3.3.2 using Arduino IDE ver. 2.3.6
The tests included trying all pin functionalities, WiFi and bluetooth connectivity, UART, SPI and I2C communication. PSRAM was tested using the functions ESP.getPsramSize() and ESP.getFreePsram()

Related links

Link o the product page of the board, where its pinout and schematic can be found: https://soldered.com/product/nula-deepsleep-esp32-s3-board/

[github-actions]

	Fails
🚫	node failed.

Log

┌─────────┬─────────────────────────────────────┬───────────────────────────────────────────────────────┬─────────────────────────────┐
│ (index) │             CiVariable              │                         Value                         │       CustomSettings        │
├─────────┼─────────────────────────────────────┼───────────────────────────────────────────────────────┼─────────────────────────────┤
│    0    │  'ENABLE_RULE_PR_COMMIT_MESSAGES'   │                         true                          │          'default'          │
│    1    │    'ENABLE_RULE_PR_DESCRIPTION'     │                         true                          │          'default'          │
│    2    │     'ENABLE_RULE_PR_SIZE_LINES'     │                         true                          │          'default'          │
│    3    │ 'ENABLE_RULE_PR_SOURCE_BRANCH_NAME' │                         true                          │          'default'          │
│    4    │   'ENABLE_RULE_PR_TARGET_BRANCH'    │                         false                         │ 'custom (default is: true)' │
│    5    │  'ENABLE_RULE_PR_TOO_MANY_COMMITS'  │                         false                         │ 'custom (default is: true)' │
│    6    │    'ENABLE_OUTPUT_INSTRUCTIONS'     │                         true                          │          'default'          │
│    7    │             'CLA_LINK'              │  'https://cla-assistant.io/espressif/arduino-esp32'   │   'custom (default is: )'   │
│    8    │   'COMMIT_MESSAGE_ALLOWED_TYPES'    │ 'change,ci,docs,feat,fix,refactor,remove,revert,test' │          'default'          │
│    9    │      'CONTRIBUTING_GUIDE_FILE'      │              'docs/en/contributing.rst'               │   'custom (default is: )'   │
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│   11    │         'IS_GITLAB_MIRROR'          │                         false                         │          'default'          │
│   12    │   'MAX_COMMIT_MESSAGE_BODY_LINE'    │                          100                          │          'default'          │
│   13    │    'MAX_COMMIT_MESSAGE_SUMMARY'     │                          72                           │          'default'          │
│   14    │         'MAX_COMMITS_WARN'          │                           5                           │          'default'          │
│   15    │            'MAX_COMMITS'            │                           2                           │          'default'          │
│   16    │           'MAX_PR_LINES'            │                         1000                          │          'default'          │
│   17    │    'MIN_COMMIT_MESSAGE_SUMMARY'     │                          10                           │  'custom (default is: 20)'  │
│   18    │     'MIN_PR_DESCRIPTION_LENGTH'     │                          50                           │          'default'          │
└─────────┴─────────────────────────────────────┴───────────────────────────────────────────────────────┴─────────────────────────────┘
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danger-results://tmp/danger-results-ef84d8bd.json

Generated by 🚫 dangerJS against 22cc355

[P-R-O-C-H-Y]

@JosipKuci PTAL on my comments