Bump esptool from 2.8 to 4.2

[dependabot]

Bumps esptool from 2.8 to 4.2.

Release notes

Sourced from esptool's releases.

Version 4.2

New Features

• Added a readable message when a device is not detected on a given port (espressif/esptool#751)
• image_info: Print flash settings and extended header fields with --version 2 argument
• Added support for 26 MHz XTAL on ESP32-C2
• Expanded minimum revision field to accept higher chip revisions

espefuse.py

• Added XTS_AES_256 key_purpose on ESP32-S3-beta2
• burn_efuse: Improved error messages when a new data value is incorrect (espressif/esptool#760)
• get_pkg_version: Fixed on ESP32-C2 (espressif/esptool#759)
• Added major and minor wafer version eFuses

Bug Fixes

• load_extended_header: Load the minimum chip revision min_rev field
• Fixed flasher stub on ESP32-H2

espefuse.py

• Removed XTS_AES_256 key purposes on ESP32-C3
• Fixed location of FAIL_BIT and NUM_BITS on ESP32-C3
• Added a warning to specify the --port/-p argument if connection fails (espressif/esptool#744)

espsecure.py

• _microecc_format: Pad zeroes to curve length

Miscellaneous Changes

• Clarified USB-OTG-related functions (espressif/esptool#756, espressif/esptool#757)
• Stub codes are now included as JSON files with metadata for each target

Thanks to @​befeleme and others for contributing to this release!

Version 4.1

New Features

• ESP32-C2: Added flash encryption support
• elf2image: Added argument to disable appending SHA256 digests

Bug Fixes

• espsecure.py: Fixed Secure Boot V1 key generation
• espefuse.py: Corrected eFuse tables

Version 4.0.1

Bug Fixes

... (truncated)

Commits

• 2382e94 Update version to v4.2
• 94f29a5 refactor(flasher_stub): Include stubs as json, do not embed in code
• fcc8dc5 espefuse (esp32c2): Adds wafer major and minor version eFuses
• 7cfb172 esptool(esp32c2): Fix get_pkg_version
• 6b7de53 esptool: Expands min-rev and must be in range [0 - 255]
• a9da1b5 espefuse: Adds tests to cover invalid values for any efuse types
• aaabbc5 espefuse: Hide traceback when new data value is incorrect for burn_efuse cmd
• 2809cdd fix(espefuse): Warn users to specify the --port/-p argument
• 185ff10 espefuse: Adds 26MHz xtal support for esp32-c2
• e91e3fd ci: Add ESP32C2 26MHz and 40MHz targets
• Additional commits viewable in compare view

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[dependabot]

Superseded by #6.