update circleci config

.circleci/config.yml

@@ -22,9 +22,8 @@ jobs:
           name: Build
           command: |
             cd premake
-            ls .
+            sudo ln -s /usr/bin/clang-5.0 /usr/bin/clang
-            cat doghook.make
+            sudo ln -s /usr/bin/clang++-5.0 /usr/bin/clang++
-            ls /bin/
             make -j2
       - store_artifacts:
           path: ~/dogbook/bin/Debug/libdoghook.so