[mingw] Update for recent change

README.wine.md

@@ -20,7 +20,7 @@ steps are recommended:
 
 5. `NOCONFIGURE=1 ./autogen.sh && mkdir winbuild && cd winbuild`
 
-6. `../mingw32.sh --with-uniscribe && cd ..`
+6. `../mingw32.sh && cd ..`
 
 7. `make -Cwinbuild`
 

RELEASING.md

@@ -48,8 +48,8 @@ HarfBuzz release walk-through checklist:
 
    a. Put contents of [this](https://drive.google.com/open?id=0B3_fQkxDZZXXbWltRGd5bjVrUDQ) on your `~/.local/i686-w64-mingw32`,
 
-   b. Run `../mingw32.sh --with-uniscribe` script to configure harfbuzz with mingw
-   in a subdirector (eg. winbuild/),
+   b. Run `../mingw32.sh` script to configure harfbuzz with mingw in a subdirectory
+      (eg. winbuild/),
 
    c. make