update some documentation files that's been renamed

debian/changelog

@@ -13,8 +13,10 @@ python-regex (0.1.20200714-1) UNRELEASED; urgency=medium
   [ Sandro Tosi ]
   * debian/copyright
     - extend packaging copyright years
+  * debian/rules
+    - update some documentation files that's been renamed
 
- -- Sandro Tosi <morph@debian.org>  Mon, 14 Sep 2020 22:54:27 -0400
+ -- Sandro Tosi <morph@debian.org>  Mon, 14 Sep 2020 23:12:31 -0400
 
 python-regex (0.1.20190819-2) unstable; urgency=medium
 

debian/rules

@@ -45,7 +45,7 @@ override_dh_install:
 	rm -rfv $(CURDIR)/debian/python*-regex-dbg/usr/lib/python*/dist-packages/*.egg-info
 
 override_dh_installdocs:
-	dh_installdocs -A README docs/UnicodeProperties.txt docs/Features.rst Features.html
+	dh_installdocs -A README.rst docs/UnicodeProperties.rst docs/Features.rst Features.html
 
 override_dh_strip:
 ifeq (,$(filter nostrip,$(DEB_BUILD_OPTIONS)))