[10.0][FIX] .travis: Update to latest template

.travis.yml

@@ -15,15 +15,25 @@ addons:
       - expect-dev  # provides unbuffer utility
       - python-lxml  # because pip installation is slow
 
-env:
-  global:
-  - VERSION="10.0" TESTS="0" LINT_CHECK="0" MAKEPOT="0"
-
-  matrix:
+stages:
+    - linting
+    - test
+
+jobs:
+  include:
+    - stage: linting
+      env:
         - LINT_CHECK="1"
+    - stage: test
+      env:
         - TESTS="1" ODOO_REPO="OCA/OCB"
+    - stage: test
+      env:
         - TESTS="1" ODOO_REPO="odoo/odoo" MAKEPOT="1"
 
+env:
+  global:
+  - VERSION="10.0" TESTS="0" LINT_CHECK="0" MAKEPOT="0"
 
 install:
   - git clone --depth=1 https://github.com/OCA/maintainer-quality-tools.git ${HOME}/maintainer-quality-tools