chore(deps, rust): update rustup (#1254)

Update rustup

Co-authored-by: philips-software-forest-releaser[bot] <80338643+philips-software-forest-releaser[bot]@users.noreply.github.com>

Author: philips-software-forest-releaser[bot]

.devcontainer/rust/apt-requirements.json

@@ -1,3 +1,3 @@
 {
-  "rustup": "1.26.0-5build1"
+  "rustup": "1.26.0-5ubuntu0.1"
 }