test: Remove travis job that pulls nasm from debian

Travis-ci is having an issue with installing nasm from debian repo.
Removing until they have it fixed.

Change-Id: I3b67e2fde0b2a9c7bc44d5a9077bf9a23f1fde24
Signed-off-by: Greg Tucker <greg.b.tucker@intel.com>

.travis.yml

@@ -46,14 +46,15 @@ matrix:
       env: C_COMPILER=gcc-6
 
     ### linux with new nasm
-    - dist: trusty
-      addons:
-        apt:
-          sources:
-            - debian-sid
-          packages:
-            - nasm
-      env: C_COMPILER=gcc AS_ASSEMBL=nasm
+    # Removed until travis issue fixed pulling from nasm from debian
+    #- dist: trusty
+    #  addons:
+    #    apt:
+    #      sources:
+    #        - debian-sid
+    #      packages:
+    #        - nasm
+    #  env: C_COMPILER=gcc AS_ASSEMBL=nasm
 
     ### linux extended tests
     - dist: trusty