Fix updating of WGPU texture size

[dcvz]

Checklist

• cargo clippy reports no issues
• cargo doc reports no issues
• cargo deny issues have been fixed or added to deny.toml
• human-readable change descriptions added to the changelog under the "Unreleased" heading.
  • If the change does not affect the user (or is a process change), preface the change with "Internal:"
  • Add credit to yourself for each change: Added new functionality @githubname.

Description

Fixes the resizing logic. Makes sure we create a texture that is of the proper size. The size the callback gets vs what window.inner_size() does not match up. ImGui however, uses the correct value and it causes a crash where a scissor bigger than the current texture is attempted.

Related Issues

Perhaps #99 and #77

[Yatekii]

Thanks for fixing this!