ci: Maximize build space

.github/workflows/gki-kernel.yml

@@ -70,6 +70,14 @@ jobs:
       CCACHE_NOHASHDIR: "true"
       CCACHE_HARDLINK: "true"
     steps:
+      - name: Maximize build space
+        uses: easimon/maximize-build-space@master
+        with:
+          remove-dotnet: 'true'
+          remove-android: 'true'
+          remove-haskell: 'true'
+          remove-codeql: 'true'
+
       - uses: actions/checkout@v3
         with:
           path: KernelSU