remove zip file in /tmp to save some space

Author: LuuuXXX

src/ci/docker/scripts/ohos-sdk.sh

@@ -7,3 +7,4 @@ curl $URL | tar xz -C /tmp linux/native-linux-x64-5.0.0.71-Release.zip
 mkdir /opt/ohos-sdk
 cd /opt/ohos-sdk
 unzip -qq /tmp/linux/native-linux-x64-5.0.0.71-Release.zip
+rm /tmp/linux/native-linux-x64-5.0.0.71-Release.zip