🐳 Add missing package in the exporter Docker image (#7026)

penpot-exporter requires poppler-utils for exporting to a PDF, but it is missing.
Added the package to the Dockerfile in the RUN section where dependencies are
being installed.

Signed-off-by: Brandon Currell <brandon+git@currell.pw>

CHANGES.md

@@ -19,6 +19,7 @@
 - Fix problem with booleans selection [Taiga #11627](https://tree.taiga.io/project/penpot/issue/11627)
 - Fix missing font when copy&paste a chunk of text [Taiga #11522](https://tree.taiga.io/project/penpot/issue/11522)
 - Fix bad swap slot after two swaps [Taiga #11659](https://tree.taiga.io/project/penpot/issue/11659)
+- Fix missing package for the penport_exporter Docker image [GitHub #7205](https://github.com/penpot/penpot/issues/7025)
 
 ## 2.9.0 (Unreleased)
 

docker/images/Dockerfile.exporter

@@ -39,6 +39,7 @@ RUN set -ex; \
       fonts-wqy-zenhei \
       fonts-tlwg-loma-otf \
       fonts-freefont-ttf \
+      poppler-utils \
       \
       libasound2t64 \
       libatk-bridge2.0-0t64 \