submodule: bump openthread from `4bd7ab4` to `2057ca8`

[dependabot[bot]]

Bumps openthread from 4bd7ab4 to 2057ca8.

Commits

• 2057ca8 [cli] add helper method ParsePreference() (#7858)
• a8924f6 [routing-manager] get/set preference for RIOs in emitted RA messages (#7849)
• ec8ff8f [instance] move definition of all OT core objects in Instance (#7842)
• f2f98c5 [routing-manager] skip self-prepared RA when learning host RA header (#7846)
• 0132362 [netdata] wait for sync before accepting new data on leader restart (#7838)
• 3b0a876 [cli] use snprintf instead (#7848)
• 86e6423 [thci] configure backbone netif (#7804)
• b058ea4 [dua] allow MTD to handle ADDR_ERR.ntf messages (#7844)
• 902f295 [cmake] add option for RCP specfific mbedtls library (#7847)
• 4747a9c [docs] add Doxygen support for CLI comments (#7749)
• Additional commits viewable in compare view

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[codecov-commenter]

Codecov Report

Merging #310 (d687cbc) into main (4616010) will not change coverage. The diff coverage is n/a.

@@           Coverage Diff           @@
##             main     #310   +/-   ##
=======================================
  Coverage   49.93%   49.93%           
=======================================
  Files          38       38           
  Lines        4604     4604           
=======================================
  Hits         2299     2299           
  Misses       2123     2123           
  Partials      182      182