Include extra dependency groups 'systemd' and 'cache_memory' in debian packages (#12640)

Co-authored-by: Richard van der Hoff <1389908+richvdh@users.noreply.github.com>

debian/build_virtualenv

@@ -37,7 +37,12 @@ python3 -m venv "$TEMP_VENV"
 source "$TEMP_VENV/bin/activate"
 pip install -U pip
 pip install poetry==1.2.0b1
-poetry export --extras all --extras test -o exported_requirements.txt
+poetry export \
+    --extras all \
+    --extras test \
+    --extras systemd \
+    --extras cache_memory \
+    -o exported_requirements.txt
 deactivate
 rm -rf "$TEMP_VENV"
 

debian/changelog

@@ -1,3 +1,10 @@
+matrix-synapse-py3 (1.58.0+nmu1) UNRELEASED; urgency=medium
+
+  * Include python dependencies from the `systemd` and `cache_memory` extras package groups, which
+    were incorrectly omitted from the 1.58.0 package.
+
+ -- Synapse Packaging team <packages@matrix.org>  Thu, 05 May 2022 12:26:36 +0100
+
 matrix-synapse-py3 (1.58.0) stable; urgency=medium
 
   * New Synapse release 1.58.0.