[CI] Fix deploy condition

.travis.yml

@@ -17,13 +17,7 @@ env:
 before_script:
   - docker pull jare/spacetools:latest
 script:
-  - git checkout "${TRAVIS_BRANCH}"
-before_deploy:
-  - >
-    if ! [ "$BEFORE_DEPLOY_RUN" ]; then
-      export BEFORE_DEPLOY_RUN=1;
-      .travisci/pub_prep.sh
-    fi
+  - git checkout "${TRAVIS_BRANCH}" && .travisci/pub_prep.sh
 deploy:
   - provider: script
     skip_cleanup: true
@@ -32,9 +26,10 @@ deploy:
       branch: develop
       # Deploy only if we are in the official repo and
       # the local revision matches origin's head
-      condition: $TRAVIS_REPO_SLUG = $SPACEMACS_REPO_SLUG && \
-                 $(git remote update) && \
-                 $(git rev-parse '@') = $(git rev-parse '@{u}')
+      condition: |
+        $TRAVIS_REPO_SLUG = $SPACEMACS_REPO_SLUG AND \
+        $(git remote update) AND \
+        $(git rev-parse '@') = $(git rev-parse '@{u}')
   - provider: script
     skip_cleanup: true
     script: ".travisci/pub_html.sh"
@@ -42,6 +37,7 @@ deploy:
       all_branches: true
       # Deploy only if we are in the official repo and
       # the local revision matches origin's head
-      condition: $TRAVIS_REPO_SLUG = $SPACEMACS_REPO_SLUG && \
-                 $(git remote update) && \
-                 $(git rev-parse '@') = $(git rev-parse '@{u}')
+      condition: |
+        $TRAVIS_REPO_SLUG = $SPACEMACS_REPO_SLUG AND \
+        $(git remote update) AND \
+        $(git rev-parse '@') = $(git rev-parse '@{u}')