[SPARK-53539][INFRA][4.0] Add libwebp-dev to recover spark-rm/Dockerfile building

### What changes were proposed in this pull request?

This PR aims to add `libwebp-dev` to recover `spark-rm/Dockerfile` building.

### Why are the changes needed?

`Apache Spark` release docker image compilation has been broken for last 7 days due to the SparkR package compilation.
- https://github.com/apache/spark/actions/workflows/release.yml
    - https://github.com/apache/spark/actions/runs/17425825244

```
apache#11 559.4 No package 'libwebpmux' found
...
apache#11 559.4 -------------------------- [ERROR MESSAGE] ---------------------------
apache#11 559.4 <stdin>:1:10: fatal error: ft2build.h: No such file or directory
apache#11 559.4 compilation terminated.
apache#11 559.4 --------------------------------------------------------------------
apache#11 559.4 ERROR: configuration failed for package 'ragg'
```

### Does this PR introduce _any_ user-facing change?

No, this is a fix for Apache Spark release tool.

### How was this patch tested?

Manually build.

```
$ cd dev/create-release/spark-rm
$ docker build .
```

**BEFORE**

```
...
Dockerfile:83
--------------------
  82 |     # See more in SPARK-39959, roxygen2 < 7.2.1
  83 | >>> RUN Rscript -e "install.packages(c('devtools', 'knitr', 'markdown',  \
  84 | >>>     'rmarkdown', 'testthat', 'devtools', 'e1071', 'survival', 'arrow',  \
  85 | >>>     'ggplot2', 'mvtnorm', 'statmod', 'xml2'), repos='https://cloud.r-project.org/')" && \
  86 | >>>     Rscript -e "devtools::install_version('roxygen2', version='7.2.0', repos='https://cloud.r-project.org')" && \
  87 | >>>     Rscript -e "devtools::install_version('lintr', version='2.0.1', repos='https://cloud.r-project.org')" && \
  88 | >>>     Rscript -e "devtools::install_version('pkgdown', version='2.0.1', repos='https://cloud.r-project.org')" && \
  89 | >>>     Rscript -e "devtools::install_version('preferably', version='0.4', repos='https://cloud.r-project.org')"
  90 |
--------------------
ERROR: failed to build: failed to solve:
```

**AFTER**
```
...
 => [ 6/22] RUN add-apt-repository 'deb https://cloud.r-project.org/bin/linux/ubuntu jammy-cran40/'                                                             3.8s
 => [ 7/22] RUN Rscript -e "install.packages(c('devtools', 'knitr', 'markdown',      'rmarkdown', 'testthat', 'devtools', 'e1071', 'survival', 'arrow',       892.2s
 => [ 8/22] RUN add-apt-repository ppa:pypy/ppa                                                                                                                15.3s
...
```

After merging this PR, we can validate via the daily release dry-run CI.

- https://github.com/apache/spark/actions/workflows/release.yml

### Was this patch authored or co-authored using generative AI tooling?

No.

Closes apache#52339 from peter-toth/SPARK-53539-4.0.

Authored-by: Dongjoon Hyun <dongjoon@apache.org>
Signed-off-by: Dongjoon Hyun <dongjoon@apache.org>

Author: dongjoon-hyun

dev/create-release/spark-rm/Dockerfile

@@ -49,6 +49,7 @@ RUN apt-get update && apt-get install -y \
     libpython3-dev \
     libssl-dev \
     libtiff5-dev \
+    libwebp-dev \
     libxml2-dev \
     msmtp \
     nodejs \