build lxml-4.6.3

Author: scoder

.travis.yml

@@ -1,7 +1,7 @@
 env:
   global:
   - REPO_DIR=lxml
-  - BUILD_COMMIT=lxml-4.6.2
+  - BUILD_COMMIT=lxml-4.6.3
   - BUILD_DEPENDS="Cython"
   - TEST_DEPENDS="beautifulsoup4 cssselect html5lib rnc2rng"
   - PLAT=x86_64
@@ -10,7 +10,7 @@ env:
   - STATIC_DEPS=true
   - WHEELHOUSE_UPLOADER_USERNAME=travis-worker
 language: python
-python: 3.7
+python: 3.8
 services: docker
 matrix:
   exclude: