ci: remove cachix step

Signed-off-by: Reputable2722 <153411261+Reputable2772@users.noreply.github.com>

Author: Reputable2772

.github/workflows/build.yml

@@ -29,15 +29,11 @@ jobs:
           experimental-features = flakes nix-command pipe-operator
           accept-flake-config = true
 
-    - uses: cachix/cachix-action@v15
-      with:
-        name: spearman4157
-        authToken: "${{ secrets.CACHIX_AUTH_TOKEN }}"
-
     - name: "Free up Space"
       run: ./nix.sh ci_increase_storage
 
     - name: Build & push all outputs
+      env:
+        CACHIX_AUTH_TOKEN: ${{ secrets.CACHIX_AUTH_TOKEN }}
       run: |
         nix develop .#ci --command bash -c "nix-build-all --systems x86_64-linux --override-input flake . --out-link flake --cachix-cache spearman4157"
-        cat flake

.github/workflows/pr.yml

@@ -28,16 +28,13 @@ jobs:
           experimental-features = flakes nix-command pipe-operator
           accept-flake-config = true
 
-    - uses: cachix/cachix-action@v15
-      with:
-        name: spearman4157
-        authToken: "${{ secrets.CACHIX_AUTH_TOKEN }}"
-
     - name: "Free up Space"
       run: ./nix.sh ci_increase_storage
 
     - name: "Build both closures"
       id: build
+      env:
+        CACHIX_AUTH_TOKEN: ${{ secrets.CACHIX_AUTH_TOKEN }}
       run: |
         nix develop .#ci --command bash -euo pipefail <<'OUTER'
         nix-build-all --systems x86_64-linux --override-input flake . --out-link newFlake --cachix-cache spearman4157