Update build.yml

Author: J0SH1X

.github/workflows/build.yml

@@ -19,19 +19,11 @@ jobs:
     with:
       project: lk2nd
       exclude: msm8916  # Already built separately above
-      artifacts: |
-        build-*/lk.bin
-        build-*/lk2nd.img
 
   lk1st:
     needs: lk2nd
     uses: ./.github/workflows/lk2nd-matrix.yml
     with:
       project: lk1st
       artifacts: |
-        build-*/*.mbn
-        build-*/lk.bin
-
-  stock:
-    needs: lk1st
-    uses: ./.github/workflows/stock-matrix.yml
+        build-*/lk_s.elf