CI: Make use of buildman requirements.txt

Now that buildman has a requirements.txt file we need to make use of it.

Reviewed-by: Simon Glass <sjg@chromium.org>
[n-francis@ti.com: Adding missing command from .azure-pipelines.yml]
Signed-off-by: Neha Malcom Francis <n-francis@ti.com>
Signed-off-by: Tom Rini <trini@konsulko.com>
diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index 98195c7..80dc587 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -98,6 +98,7 @@
   script:
     - ret=0;
       git config --global --add safe.directory "${CI_PROJECT_DIR}";
+      pip install -r tools/buildman/requirements.txt;
       ./tools/buildman/buildman -o /tmp -PEWM arm -x aarch64 || ret=$?;
       if [[ $ret -ne 0 ]]; then
         ./tools/buildman/buildman -o /tmp -seP;
@@ -111,6 +112,7 @@
     - . /tmp/venv/bin/activate
     - ret=0;
       git config --global --add safe.directory "${CI_PROJECT_DIR}";
+      pip install -r tools/buildman/requirements.txt;
       ./tools/buildman/buildman -o /tmp -PEWM aarch64 || ret=$?;
       if [[ $ret -ne 0 ]]; then
         ./tools/buildman/buildman -o /tmp -seP;
@@ -209,6 +211,7 @@
       virtualenv -p /usr/bin/python3 /tmp/venv;
       . /tmp/venv/bin/activate;
       pip install -r test/py/requirements.txt;
+      pip install -r tools/buildman/requirements.txt;
       export UBOOT_TRAVIS_BUILD_DIR=/tmp/sandbox_spl;
       export PYTHONPATH="${UBOOT_TRAVIS_BUILD_DIR}/scripts/dtc/pylibfdt";
       export PATH="${UBOOT_TRAVIS_BUILD_DIR}/scripts/dtc:${PATH}";
@@ -241,6 +244,7 @@
   script:
     - git config --global --add safe.directory "${CI_PROJECT_DIR}"
     - pip install -r test/py/requirements.txt
+    - pip install -r tools/buildman/requirements.txt
     - pip install asteval pylint==2.12.2 pyopenssl
     - export PATH=${PATH}:~/.local/bin
     - echo "[MASTER]" >> .pylintrc