fix(deps): update rust crate pc-keyboard to 0.8.0

[renovate]

This PR contains the following updates:

Package	Type	Update	Change
pc-keyboard	dependencies	minor	0.5.0 -> 0.8.0

---

Release Notes

rust-embedded-community/pc-keyboard (pc-keyboard)

v0.8.0

Compare Source

• Add 102/105-key Finnish/Swedish layout
• Add 102/105-key Norwegian layout
• Fix broken Backslash for Us104 layout
• Fix < and > for Azerty layout
• Renamed Modifiers::alt_gr to Modifiers::ralt and add Modifiers::lalt

v0.7.0

Compare Source

• Changed ordering of enum KeyCode and names of several of the keys
• Made 'enum KeyCode' FFI safe
• Support the mysterious 'Right Control 2' and 'Right Alt 2' so that Pause/Break
  and Print Screen do the right thing.
• Fix the Backslash/Tilde swap on the UK Layout.
• Added split PS/2 Decoder, Scancode interpreter and Event Decoder objects
• Added example code
• Improved docs - ASCII-art diagrams of ISO 102/105, ANSI 101/104 and JIS 106/109 keyboards.

v0.6.1

Compare Source

• Fix Control-Letter codes on AZERTY

v0.6.0

Compare Source

• Keyboard::new is now const
• Layout and Scan Code Set are now const-generics, not arguments
• Pause/Break and Print Screen now work correctly
• KeyCode is now non-exhaustive
• KeyState includes 'SingleShot' for keys with no break code
• Add Colemak, Dvorak Programmer and DE layouts
• MSRV increased to Rust 1.61

---

Configuration

📅 Schedule: Branch creation - At any time (no schedule defined), Automerge - At any time (no schedule defined).

🚦 Automerge: Disabled by config. Please merge this manually once you are satisfied.

♻ Rebasing: Whenever PR is behind base branch, or you tick the rebase/retry checkbox.

🔕 Ignore: Close this PR and you won't be reminded about this update again.

---

• If you want to rebase/retry this PR, check this box

---

This PR was generated by Mend Renovate. View the repository job log.

[renovate]

⚠️ Artifact update problem

Renovate failed to update an artifact related to this branch. You probably do not want to merge this PR as-is.

♻ Renovate will retry this branch, including artifacts, only when one of the following happens:

• any of the package files in this branch needs updating, or
• the branch becomes conflicted, or
• you click the rebase/retry checkbox if found above, or
• you rename this PR's title to start with "rebase!" to trigger it manually

The artifact failure details are included below:

File name: Cargo.lock

Command failed: cargo update --config net.git-fetch-with-cli=true --manifest-path Cargo.toml --package [email protected] --precise 0.8.0
error: failed to acquire package cache lock

Caused by:
  failed to open: /home/ubuntu/.cargo/.package-cache

Caused by:
  failed to create directory `/home/ubuntu/.cargo`

Caused by:
  File exists (os error 17)