chore: Use more explicit names for test jobs.

Signed-off-by: Kristian Amlie <kristian.amlie@northern.tech>

.gitlab-ci.yml

@@ -251,7 +251,7 @@ test_acceptance_prebuilt_raspberrypi4:
   variables:
     RASPBERRYPI_PLATFORM: raspberrypi4
 
-test_acceptance_qemux86_64:
+test_acceptance_ubuntu_qemux86_64:
   <<: *test_acceptance
   script:
     - mkdir -p input/config
@@ -279,12 +279,12 @@ test_acceptance_beaglebone:
     - cp versions_override_config input/config/versions_override_config
     - ./scripts/test/run-tests.sh --config input/config/versions_override_config --only beaglebone
 
-test_acceptance_ubuntu:
+test_acceptance_ubuntu_raspberrypi3:
   <<: *test_acceptance
   script:
     - mkdir -p input/config
     - cp versions_override_config input/config/versions_override_config
-    - ./scripts/test/run-tests.sh --config input/config/versions_override_config --only ubuntu
+    - ./scripts/test/run-tests.sh --config input/config/versions_override_config --only ubuntu-raspberrypi3
 
 .template:publish:s3:
   stage: publish

scripts/test/run-tests.sh

@@ -157,7 +157,7 @@ else
                      || test_result=$?
   fi
 
-  if [ "$TEST_ALL" == "1" -o "$TEST_PLATFORM" == "ubuntu" ]; then
+  if [ "$TEST_ALL" == "1" -o "$TEST_PLATFORM" == "ubuntu-raspberrypi3" ]; then
     wget --progress=dot:giga -N ${UBUNTU_SERVER_RPI_IMAGE_URL} -P input/image/
     UBUNTU_SERVER_RPI_IMAGE_COMPRESSED="${UBUNTU_SERVER_RPI_IMAGE_URL##*/}"
     convert_and_test "raspberrypi3" \