.travis.yml: cat cmocka results to stdout
.travis.yml: cat cmocka results to stdout

When the unit tests fail, its a black hole becuase all of the
data goes to a file called test-suite.log. Cat that file
to stdout so the failure details end up on the server output.

Signed-off-by: William Roberts <60148e894dabf0b83bde1d460768794cd453c455@intel.com>

martinezjavier/tpm2-tools,01org/tpm2.0-tools,martinezjavier/tpm2-tools,01org/tpm2.0-tools,martinezjavier/tpm2-tools,01org/tpm2.0-tools,martinezjavier/tpm2-tools