travis: update to xenial

.travis.yml

@@ -1,7 +1,21 @@
-dist: trusty
-sudo: true
+dist: xenial
 
 addons:
+  apt:
+    packages:
+      - build-essential
+      - dh-autoreconf
+      - e2fslibs-dev
+      - libewf-dev
+      - libjpeg-dev
+      - libncurses5-dev
+      - libncursesw5-dev
+      - ntfs-3g-dev
+      - pkg-config
+      - qtbase5-dev
+      - qttools5-dev-tools
+      - uuid-dev
+      - zlib1g-dev
   sonarcloud:
     organization: "cgsecurity-github"
     token:
@@ -11,10 +25,6 @@ os: linux
 language: c
 compiler:
   - gcc
-before_install:
-  - sudo apt-get update -qq
-install:
-  - sudo apt-get install -y build-essential e2fslibs-dev libewf-dev libncurses5-dev libncursesw5-dev ntfs-3g-dev libjpeg-dev uuid-dev zlib1g-dev qtbase5-dev qttools5-dev-tools pkg-config dh-autoreconf
 before_script:
   - autoreconf -i
 script: