typo

Author: kaidegit

.github/workflows/bsp_buildings.yml

@@ -405,7 +405,7 @@ jobs:
           wget https://raw.githubusercontent.com/RT-Thread/env/master/install_ubuntu.sh
           chmod 777 install_ubuntu.sh
           ./install_ubuntu.sh
-          pip install -r tools/requirement.txt
+          pip install -r tools/requirements.txt
           git config --global http.postBuffer 524288000
           echo "RTT_ROOT=${{ github.workspace }}" >> $GITHUB_ENV
           echo "RTT_CC=gcc" >> $GITHUB_ENV