Bump to 0.70.3

[ironcev]

Description

This PR bumps the forc version to v0.70.3.

Checklist

• I have linked to any relevant issues.
• I have commented my code, particularly in hard-to-understand areas.
• I have updated the documentation where relevant (API docs, the reference, and the Sway book).
  • If my change requires substantial documentation changes, I have requested support from the DevRel team
• I have added tests that prove my fix is effective or that my feature works.
• I have added (or requested a maintainer to add) the necessary Breaking* or New Feature labels where relevant.
• I have done my best to ensure that my PR adheres to the Fuel Labs Code Review Standards.
• I have requested a review from the relevant team or maintainers.

[ironcev]

👍

[cursor]

PR Summary

Bumps all workspace crates and plugins from 0.70.2 to 0.70.3 and updates the lockfile.

• Version bumps to 0.70.3:
  • Cargo.toml workspace version and all internal deps (forc, forc-* plugins, forc-util, forc-pkg, forc-test).
  • Sway crates: sway-ast, sway-core, sway-error, sway-features, sway-ir, sway-ir/sway-ir-macros, sway-lsp, sway-parse, sway-types, sway-utils, swayfmt.
  • sway-lib-std/Forc.toml project version.
• Lockfile: Cargo.lock updated to reflect 0.70.3 versions across the workspace.

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