change another small thing

Author: CodeCraftPlugin

.github/workflows/build.yml

@@ -11,7 +11,7 @@ jobs:
           distribution: 'temurin'
           java-version: 17
       - name: make gradle wrapper executable
-        run: chmod +x ./gradlew
+        run: chmod +x gradlew
       - name: build
         run: ./gradlew build
       - name: Checkout code