CI: don’t build jekyll redirects for now

Signed-off-by: Adrien Duermael <adrien@duermael.com>

Jenkinsfile

@@ -3,6 +3,15 @@ wrappedNode(label: 'linux && x86_64') {
   stage "checkout"
   checkout scm
   stage "test"
+
+  # Jekyll creates html files to implement client side redirects.
+  # There are absolute links to docs.docker.com in these htmls
+  # we don't want them to be parsed by the tests for now.
+  # Removing jekyll-redirect-from option will make sure these pages
+  # are not generated when building with Jekyll.
+  sh "awk '/jekyll-redirect-from/{n=1}; n {n--; next}; 1' < _config.yml > _config.yml.tmp"
+  sh "mv _config.yml.tmp _config.yml"
+  
   sh "docker build -t docs `pwd`"
   sh "docker build -t tests `pwd`/tests"
   sh "docker run -v /usr/src/app/allvbuild --name docs docs /bin/true"