Change "\n" to "," in list of known "stop releases"

Change "\n" to "," in the list of known "stop releases", hence it needs to be evaluated per: $(echo "$known_stop_releases" | tr ',' '\n')

usr/bin/sfos-upgrade

@@ -180,7 +180,7 @@ fi
 if [ "$installed_release" = "$upgrade_release" ]
 then compar0="e4"
 else
-  known_stop_releases="4.0.1.48\n3.4.0.24\n3.2.0.12\n3.0.0.8\n2.2.0.29\n2.0.5.6\n2.0.0.10\n1.1.9.30\n1.1.7.28\n1.1.2.16\n1.0.2.5\n1.0.0.5"
+  known_stop_releases="4.0.1.48,3.4.0.24,3.2.0.12,3.0.0.8,2.2.0.29,2.0.5.6,2.0.0.10,1.1.9.30,1.1.7.28,1.1.2.16,1.0.2.5,1.0.0.5"
   # 0.99.5.11, 1.0.0.5 and 1.0.1.10 are not documented to be "stop releases",
   # taking the information of sections 4 and 5 (in combination!) at
   # https://jolla.zendesk.com/hc/en-us/articles/201836347#4 into account.
@@ -205,7 +205,7 @@ else
   #  askyes >&2
   #  echo >&2
   #fi
-  all_stop_releases="$(echo -e "${recent_stop_releases}\n$known_stop_releases" | grep -v '^$' | sort -u)"
+  all_stop_releases="$(echo -e "${recent_stop_releases}\n$(echo "$known_stop_releases" | tr ',' '\n')" | grep -v '^$' | sort -u)"
   compar0="$(compare_versions "$installed_release" "$upgrade_release")"
   case "$compar0" in
   e?)  # Equality