Quarto table captions broken in docx

[allanjust]

Given that flextable captions weren't rendering in docx output from the older version of quarto, we should try updating quarto in the docker file and attempting the approach linked in this quarto github issue.

The version of quarto we currently use is here:

Earth_obs_cleaning/Dockerfile

Line 12 in 13dea3b

RUN curl >quarto.deb -L https://github.com/quarto-dev/quarto-cli/releases/download/v1.3.450/quarto-1.3.450-linux-amd64.deb && \

and as of 2024-06-26, the most recent release package address is now:
https://github.com/quarto-dev/quarto-cli/releases/download/v1.4.555/quarto-1.4.555-linux-amd64.deb