test: Update .travis.yml to list apt packages one per line

KevinOConnor · KevinOConnor · commit e88eab18d0a5 · 2018-08-17T09:47:57.000-04:00
Signed-off-by: Kevin O'Connor &lt;kevin@koconnor.net&gt;
diff --git a/.travis.yml b/.travis.yml
@@ -5,9 +5,17 @@ addons:
   apt:
     packages:
       # AVR GCC packages
-      - gcc-avr avr-libc
+      - gcc-avr
+      - avr-libc
       # PRU GCC build packages
-      - pv libmpfr-dev libgmp-dev libmpc-dev texinfo libncurses5-dev bison flex
+      - pv
+      - libmpfr-dev
+      - libgmp-dev
+      - libmpc-dev
+      - texinfo
+      - libncurses5-dev
+      - bison
+      - flex
 
 cache:
   directories:
