Fix: Replace RELEASE_DATE with the release date into the template (#211)

* Replace _date_ with the release note into the template

* Change placeholder

* Change delimeter for date including backslashes "/"

Makefile

@@ -15,6 +15,7 @@ SHELL := /bin/bash
 
 # Open Hospital version
 OH_VERSION ?= $(shell git describe --abbrev=0 --tags)
+RELEASE_DATE := $(shell date +'%d/%m/%Y')
 
 # software distribution
 CLIENT := OpenHospital-$(OH_VERSION)-multiarch-client
@@ -260,6 +261,7 @@ release-notes:
 	sed -i "s/VERSION/$(OH_VERSION)/g" RELEASE_NOTES.md
 	sed -i "s/SECONDLASTTAG/$${secondlasttag//$$'\n'/\\n}/g" RELEASE_NOTES.md
 	sed -i "s/LASTTAG/$${lasttag//$$'\n'/\\n}/g" RELEASE_NOTES.md
+	sed -i "s|RELEASE_DATE|$(RELEASE_DATE)|g" RELEASE_NOTES.md
 	head -6 RELEASE_NOTES.md > RELEASE_NOTES
 
 ####################################################################

RELEASE_NOTES_TEMPLATE.md

@@ -3,7 +3,7 @@
 
 Open Hospital is a free and open-source Health Information Management System (HIMS) software application.
 Please visit the Open Hospital website https://www.open-hospital.org/ for more information.
-Released on _date_
+Released on _RELEASE_DATE_
 
 ### Release Highlights
 -->