Fixed travis build for doc deployment

Author: Sylvain MARIE

.travis.yml

@@ -66,7 +66,7 @@ after_success:
   - mv reports/junit site/
   # mkdocs gh-deploy requires special care :
   # ---grant the possibility to push on the repo---
-  - openssl aes-256-cbc -K $encrypted_a1c855bcf509_key -iv $encrypted_a1c855bcf509_iv -in ci_tools/github_travis_rsa_clstools.enc -out ci_tools/github_travis_rsa_clstools -d
+  - openssl aes-256-cbc -K $encrypted_a1c855bcf509_key -iv $encrypted_a1c855bcf509_iv -in ci_tools/github_travis_rsa.enc -out ci_tools/github_travis_rsa -d
   # If the output file does not exist, that is because the secret is invalid. This can happen in forked repos so do not fail the build
   - |
     if [ -s "ci_tools/github_travis_rsa" ]; then