Workbench: Try to install AWS CLI v2 with Python 3.13.

There's a conflict there, ruamel.yaml.clib installs in Python 3.13 with
version 0.2.12 but the AWS CLI requires ruamel.yaml.clib<=0.2.8 and
>=0.2.0. So this is try of this comment:
https://github.com/aws/aws-cli/issues/9234#issuecomment-2602691802

workbench/Dockerfile

@@ -252,7 +252,7 @@ RUN export PIP_CONSTRAINT=/tmp/constraint.txt && \
     unset PIP_CONSTRAINT && \
     pipx install chalice && \
     pipx install curator-opensearch && \
-    pipx install https://github.com/aws/aws-cli/archive/refs/heads/v2.zip && \
+    CFLAGS="-Wno-error=incompatible-pointer-types" pipx install https://github.com/aws/aws-cli/archive/refs/heads/v2.zip && \
     rm -rf /tmp/* /var/tmp/* ~/.cache/*
 ENV COREPACK_HOME=/usr/local/share/corepack
 # hadolint ignore=DL3016