Test: using github-hosted machine for building

Author: caic99

.github/workflows/build_test.yml

@@ -3,7 +3,7 @@ on: push
 
 jobs:
   test:
-    runs-on: self-hosted
+    runs-on: ubuntu-latest
     strategy:
       matrix:
         include:
@@ -27,5 +27,4 @@ jobs:
       - name: Build
         run: |
           cmake -B build -DBUILD_TESTING=ON ${{ matrix.build_args }}
-          cmake --build build -j4
-          cmake --install build
+          cmake --build build -j2