shells/starship: update to 1.15.0

1.15.0 (2023-06-06)
Features
- Add Solidity Module (#5047) (b2ebd5b)
- add typechange to git_status module (#4829) (edb96ca)
- aws: support aws sso with automatic authentication refresh (#5170) (297176b)
- azure: subscription name aliases (#4949) (27ffa37)
- gcloud: add detect_env_vars option (#5166) (d07a8e3)
- git_metrics: add option to ignore submodules (#5052) (ce01423)
- golang: adding mod_version variable (#5177) (351bf9d)
- nodejs: Add expected_version variable (#5081) (70d2014)

Bug Fixes
- bump libz-ng-sys (#5218) (6ab8f40)
- config: Make print-config not panic without a config (#5001) (ce7f984)
- ensure nested style variables are processed during formatting (e5cec9e)
- presets: Added ($style) to format in module 'sudo' in Bracketed Segments
  Preset (#5146) (1bd6db5)
- snap: Update snapcraft.
- yaml to add personal-files interface (#5131) (b3ccc0f)
- style: ensure nested style variables are processed during formatting
  (#5120) (e5cec9e)
- update of presets and default configuration to reflect changes in
  Nerd Fonts 3.0 (#5162) (2558c45)

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