build(deps): bump actions-rs/toolchain from v1.0.6 to v1.0.7

Bumps [actions-rs/toolchain](https://github.com/actions-rs/toolchain) from v1.0.6 to v1.0.7.
- [Release notes](https://github.com/actions-rs/toolchain/releases)
- [Changelog](https://github.com/actions-rs/toolchain/blob/master/CHANGELOG.md)
- [Commits](actions-rs/toolchain@v1.0.6...16499b5)

Signed-off-by: dependabot[bot] <[email protected]>

Author: dependabot[bot]

.github/workflows/continuous-integration-rust.yml

@@ -13,7 +13,7 @@ jobs:
       - uses: actions/[email protected]
 
       # https://github.com/actions-rs/toolchain
-      - uses: actions-rs/[email protected].6
+      - uses: actions-rs/[email protected].7
         with:
           toolchain: stable