gitlab: extend timeouts for CFI builds

These builds are running very close to the default build limit and as
they are already pared down the only other option is to extend the
timeout a little to give some breathing room.

Signed-off-by: Alex Bennée <alex.bennee@linaro.org>
Reviewed-by: Thomas Huth <thuth@redhat.com>
Reviewed-by: Willian Rampazzo <willianr@redhat.com>
Reviewed-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Message-Id: <20210323165308.15244-16-alex.bennee@linaro.org>

.gitlab-ci.yml

@@ -502,6 +502,7 @@ build-cfi-aarch64:
       --enable-safe-stack --enable-slirp=git
     TARGETS: aarch64-softmmu
     MAKE_CHECK_ARGS: check-build
+  timeout: 70m
   artifacts:
     expire_in: 2 days
     paths:
@@ -538,6 +539,7 @@ build-cfi-ppc64-s390x:
       --enable-safe-stack --enable-slirp=git
     TARGETS: ppc64-softmmu s390x-softmmu
     MAKE_CHECK_ARGS: check-build
+  timeout: 70m
   artifacts:
     expire_in: 2 days
     paths:
@@ -574,6 +576,7 @@ build-cfi-x86_64:
       --enable-safe-stack --enable-slirp=git
     TARGETS: x86_64-softmmu
     MAKE_CHECK_ARGS: check-build
+  timeout: 70m
   artifacts:
     expire_in: 2 days
     paths: