fix: fix ci.yml

.gitea/workflows/ci.yml

@@ -3,8 +3,8 @@ on: [push]
 
 jobs:
   build:
-  runs-on: ubuntu-latest
+    runs-on: ubuntu-latest
-  steps:
+    steps:
-    - uses: actions/checkout@v4
+      - uses: actions/checkout@v4
-    - name: build using gcc
+      - name: build using gcc
-      run: gcc -Wall -Werror main.c
+        run: gcc -Wall -Werror main.c