fix: Add a dependency on ImageMagick

package/control

@@ -7,4 +7,4 @@ Essential: no
 Installed-Size: 1024
 Maintainer: inseven.co.uk
 Description: Elsewhere livestream and power management services
-Depends: apt-listchanges, cython3, emacs, ffmpeg, fim, git, libavcodec-extra, libavdevice58, libavfilter7, libavresample4, libblas3, libfftw3-double3, libflite1, libgfortran5, libiec61883-0, liblapack3, liblilv-0-0, libpocketsphinx3, librubberband2, libsdl2-2.0-0, libserd-0-0, libsphinxbase3, libsratom-0-0, libvidstab1.1, libxml2-dev, libxslt-dev, mosh, pipenv, pocketsphinx-en-us, python-setuptools, python3-bs4, python3-flask, python3-gpiozero, python3-isodate, python3-pip, python3-pycountry, python3-pycparser, python3-pycryptodome, python3-websocket, rtmpdump, unattended-upgrades, vlc
+Depends: apt-listchanges, cython3, emacs, ffmpeg, fim, git, imagemagick, libavcodec-extra, libavdevice58, libavfilter7, libavresample4, libblas3, libfftw3-double3, libflite1, libgfortran5, libiec61883-0, liblapack3, liblilv-0-0, libpocketsphinx3, librubberband2, libsdl2-2.0-0, libserd-0-0, libsphinxbase3, libsratom-0-0, libvidstab1.1, libxml2-dev, libxslt-dev, mosh, pipenv, pocketsphinx-en-us, python-setuptools, python3-bs4, python3-flask, python3-gpiozero, python3-isodate, python3-pip, python3-pycountry, python3-pycparser, python3-pycryptodome, python3-websocket, rtmpdump, unattended-upgrades, vlc