fix(utf8cpp)

closes #4296

projects/github.com/nemtrif/utfcpp/package.yml

@@ -18,6 +18,10 @@ build:
     - make --jobs {{ hw.concurrency }} install
     # currently, their builds are just broken :(
     - run: |
+        if test -d include/utf8cpp; then
+          mv include/utf8cpp/* include/
+          rmdir include/utf8cpp
+        fi
         ln -s . include/utf8cpp
         mkdir -p lib/cmake
         ln -s ../../share/utf8cpp/cmake lib/cmake/utf8cpp
@@ -47,4 +51,4 @@ test:
       if: '>=4'
     - cmake . -DCMAKE_PREFIX_PATH:STRING="test" -DCMAKE_VERBOSE_MAKEFILE:BOOL=ON
     - make
-    - ./utf8_append
+    - ./utf8_append