Add explicit sysroot_linux to ensure glibc>=2.17 since this is needed by rustc (#15)

* Add explicit sysroot_linux to ensure glibc>=2.17 since this is needed by rustc

* update pixi on ci

* better comment

Co-authored-by: Clement Rey <[email protected]>

---------

Co-authored-by: Clement Rey <[email protected]>

Author: Wumpf

.github/workflows/cpp.yml

@@ -10,9 +10,9 @@ jobs:
     steps:
       - uses: actions/checkout@v4
 
-      - uses: prefix-dev/setup-pixi@v0.5.2
+      - uses: prefix-dev/setup-pixi@v0.8.0
         with:
-          pixi-version: v0.19.0
+          pixi-version: v0.26.1
           cache: true
 
       - run: pixi run build