[FIX] Update makefile to fix bug with autodoc and ubuntu 22.04

We should add a specific location for template files in Ubuntu 22.04
with autodoc, as mentioned in the github issue cbbrowne/autodoc#26

Still waiting for a fix from the owner but the repo don't seems to be
active.

Makefile

@@ -47,18 +47,18 @@ css:
 
 %.pdf:
 	mkdir -p docs/data-model
-	postgresql_autodoc -h localhost -u geotrek -d geotrekdb -t dot -m "$*_.*" --password=geotrek -s "public"
+	postgresql_autodoc -l /usr/share/postgresql-autodoc -h localhost -u geotrek -d geotrekdb -t dot -m "$*_.*" --password=geotrek -s "public"
 	dot geotrekdb.dot -T pdf -o docs/data-model/$@
 	rm geotrekdb.dot
 
 authent.pdf:
 	mkdir -p docs/data-model
-	postgresql_autodoc -h localhost -u geotrek -d geotrekdb -t dot -m "auth(ent)?_.*" --password=geotrek -s "public"
+	postgresql_autodoc -l /usr/share/postgresql-autodoc -h localhost -u geotrek -d geotrekdb -t dot -m "auth(ent)?_.*" --password=geotrek -s "public"
 	dot geotrekdb.dot -T pdf -o docs/data-model/authent.pdf
 	rm geotrekdb.dot
 
 global.pdf:
-	postgresql_autodoc -h localhost -u geotrek -d geotrekdb -t dot --password=geotrek -s "public"
+	postgresql_autodoc -l /usr/share/postgresql-autodoc -h localhost -u geotrek -d geotrekdb -t dot --password=geotrek -s "public"
 	dot geotrekdb.dot -T pdf -o docs/data-model/global.pdf
 	rm geotrekdb.dot