pospell also on distutils/

Author: JulienPalard

.travis.yml

@@ -7,5 +7,5 @@ install:
   - pip install pospell
   - pospell --version
 script:
-  - pospell -p dict -l fr *.po c-api/*.po library/*.po distributing/*.po installing/*.po install/*.po howto/*.po tutorial/*.po using/*.po whatsnew/*.po
+  - pospell -p dict -l fr *.po c-api/*.po library/*.po distutils/*.po distributing/*.po installing/*.po install/*.po howto/*.po tutorial/*.po using/*.po whatsnew/*.po
   - make CPYTHON_CLONE=/tmp/cpython/ BRANCH=3.7