semaphore: skip some tests

semaphore CI runs are always very close to the limit of 1hr, and often
time out when it's particularly oversubscribed.
Skip some low-value test cases to shorten the runtime.

(cherry picked from commit e19cae1)
(cherry picked from commit e768cf5)
(cherry picked from commit 9552927)
(cherry picked from commit f9033ba)
(cherry picked from commit bfcb6d0)
(cherry picked from commit 0791d45)

Author: bluca

.semaphore/semaphore-runner.sh

@@ -106,6 +106,9 @@ EOF
                                                        --env DPKG_DEB_COMPRESSOR_TYPE="none" \
                                                        --env DEB_BUILD_PROFILES="noudeb nodoc" \
                                                        --env TEST_UPSTREAM=1 \
+                                                       --skip-test localed-locale \
+                                                       --skip-test localed-x11-keymap \
+                                                       --skip-test build-with-static-libsystemd \
                                                        ../systemd_*.dsc \
                                                        -o "$ARTIFACTS_DIR" \
                                                        -- lxc -s "$CONTAINER" \