[LTP] [PATCH] travis: Temporarily disable fedora:lastest

[Yang Xu]

Hi

I also test fedora:32 fedora:33 in my ltp fork[1], they are all pass.
fedora:31 and fedora:latest are failed.

@Petr, You often modify travis code, if you have some advise, please let 
me know.

[1]https://github.com/xuyang0410/ltp/commits/settimeofday_builderror

Best Regards
Yang Xu
> Docker hub image for fedora:lastest has problem, so it will
> install x86_64 and i686 rpm together. It will lead to file
> conflict as below:
>   file /etc/bindresvport.blacklist from install of libtirpc-1.2.5-1.rc2.fc31.i686
> conflicts with file from package libtirpc-1.2.5-0.fc31.x86_64
> 
> I have created a github issue[1] for it on fedora-cloud.
> 
> [1]https://github.com/fedora-cloud/docker-brew-fedora/issues/73
> 
> Signed-off-by: Yang Xu <xuyang2018.jy@cn.fujitsu.com>
> ---
>   .travis.yml | 5 -----
>   1 file changed, 5 deletions(-)
> 
> diff --git a/.travis.yml b/.travis.yml
> index f7d73f051..68d98406d 100644
> --- a/.travis.yml
> +++ b/.travis.yml
> @@ -43,11 +43,6 @@ matrix:
>             compiler: gcc
>             env: DISTRO=debian:testing
>   
> -        # other builds
> -        - os: linux
> -          env: DISTRO=fedora:latest MAKE_INSTALL=1
> -          compiler: clang
> -
>           - os: linux
>             env: DISTRO=centos:6 TREE=out
>             compiler: gcc
>