adapting to new s3 bucket location in travis.yml

Author: saheerb

.travis.yml

@@ -21,7 +21,7 @@ dist: xenial
 
 env:
   global:
-    - deps_url="https://mbed-os-ci.s3-eu-west-1.amazonaws.com/jenkins-ci/deps"
+    - deps_url="https://mbed-os-ci-public.s3-eu-west-1.amazonaws.com/jenkins-ci/deps"
     - deps_dir="${HOME}/.cache/deps"
 
 cache:
@@ -130,7 +130,7 @@ matrix:
       env: NAME=astyle
       install:
         - >-
-          curl -L0 https://mbed-os.s3-eu-west-1.amazonaws.com/builds/deps/astyle_3.1_linux.tar.gz --output astyle.tar.gz;
+          curl -L0 https://mbed-os-ci-public.s3-eu-west-1.amazonaws.com/jenkins-ci/deps/astyle_3.1_linux.tar.gz --output astyle.tar.gz;
           mkdir -p BUILD && tar xf astyle.tar.gz -C BUILD;
           cd BUILD/astyle/build/gcc;
           make;