travis.yml: Install genisoimage package

The genisoimage program is required for tests/cdrom-test
tests, otherwise they are skipped. The current Travis
environments do not provide it by default, so let's
explicitly require the genisoimage package.

Signed-off-by: Wainer dos Santos Moschetta <wainersm@redhat.com>
Reviewed-by: Thomas Huth <thuth@redhat.com>
Reviewed-by: Philippe Mathieu-Daudé <philmd@redhat.com>
Tested-by: Philippe Mathieu-Daudé <philmd@redhat.com>
Signed-off-by: Alex Bennée <alex.bennee@linaro.org>
Message-Id: <20200110191254.11303-2-wainersm@redhat.com>
Message-Id: <20200203090932.19147-5-alex.bennee@linaro.org>

.travis.yml

@@ -51,6 +51,8 @@ addons:
       - sparse
       - uuid-dev
       - gcovr
+      # Tests dependencies
+      - genisoimage
 
 
 # The channel name "irc.oftc.net#qemu" is encrypted against qemu/qemu
@@ -383,6 +385,8 @@ matrix:
           - libusb-1.0-0-dev
           - libvdeplug-dev
           - libvte-2.91-dev
+          # Tests dependencies
+          - genisoimage
       env:
         - TEST_CMD="make check check-tcg V=1"
         - CONFIG="--disable-containers --target-list=${MAIN_SOFTMMU_TARGETS}"
@@ -412,6 +416,8 @@ matrix:
           - libusb-1.0-0-dev
           - libvdeplug-dev
           - libvte-2.91-dev
+          # Tests dependencies
+          - genisoimage
       env:
         - TEST_CMD="make check check-tcg V=1"
         - CONFIG="--disable-containers --target-list=${MAIN_SOFTMMU_TARGETS},ppc64le-linux-user"
@@ -441,6 +447,8 @@ matrix:
           - libusb-1.0-0-dev
           - libvdeplug-dev
           - libvte-2.91-dev
+          # Tests dependencies
+          - genisoimage
       env:
         - TEST_CMD="make check check-tcg V=1"
         - CONFIG="--disable-containers --target-list=${MAIN_SOFTMMU_TARGETS},s390x-linux-user"