gitlab-ci: Mips is dead

Debian removed the cross compiling toolchain. So lets drop it.

Signed-off-by: Andreas Schneider <asn@cryptomilk.org>
Reviewed-by: Jakub Jelen <jjelen@redhat.com>
(cherry picked from commit d02c06268e)

.gitlab-ci.yml

@@ -4,7 +4,6 @@ variables:
   CENTOS7_BUILD: buildenv-centos7
   TUMBLEWEED_BUILD: buildenv-tumbleweed
   MINGW_BUILD: buildenv-mingw
-  DEBIAN_CROSS_BUILD: buildenv-debian-cross
 
 # torture_auth fails on centos7 docker images, so we don't use -DCLIENT_TESTING=ON
 centos7/openssl_1.0.x/x86-64:
@@ -333,29 +332,3 @@ mingw32:
     when: on_failure
     paths:
       - obj/
-
-.Debian.cross.template: &Debian_cross_template
-  stage: test
-  image: $CI_REGISTRY/$BUILD_IMAGES_PROJECT:$DEBIAN_CROSS_BUILD
-  script:
-  - build=$(dpkg-architecture -qDEB_HOST_GNU_TYPE)
-  - host="${CI_JOB_NAME#*.cross.}"
-  - mkdir -p obj && cd obj && cmake
-    -DCMAKE_C_COMPILER="$(which $host-gcc)"
-    -DCMAKE_CXX_COMPILER="$(which $host-g++)"
-    -DCMAKE_BUILD_TYPE=Debug
-    -DUNIT_TESTING=ON -DWITH_SFTP=ON -DWITH_SERVER=ON -DWITH_ZLIB=ON
-    -DWITH_PCAP=ON .. && make -j$(nproc)
-  - ctest --output-on-failure -j$(nproc)
-  tags:
-  - shared
-  except:
-  - tags
-  artifacts:
-    expire_in: 1 week
-    when: on_failure
-    paths:
-      - obj/
-
-.Debian.cross.mips-linux-gnu:
-  <<: *Debian_cross_template