fix minor typos in template description (#403)

template/apps/bookstack.json

@@ -2,7 +2,7 @@
 	"categories": [
 		"Wiki"
 	],
-	"description": "Bookstack is a free and open source Wiki designed for creating beautiful documentation. Feautring a simple, but powerful WYSIWYG editor it allows for teams to create detailed and useful documentation with ease.",
+	"description": "Bookstack is a free and open source Wiki designed for creating beautiful documentation. Featuring a simple, but powerful WYSIWYG editor it allows for teams to create detailed and useful documentation with ease.",
 	"env": [
 		{
 			"default": "1000",

template/apps/homer.json

@@ -3,7 +3,7 @@
 		"Other",
 		"Tools"
 	],
-	"description": "A dead simple static HOMepage for your servER to keep your s ervices on hand, from a simple yaml configuration file.",
+	"description": "A dead simple static HOMepage for your servER to keep your services on hand, from a simple yaml configuration file.",
 	"env": [
 		{
 			"default": "1000",

template/apps/jackett.json

@@ -3,7 +3,7 @@
 		"Downloaders",
 		"Tools"
 	],
-	"description": "Jackett works as a proxy server it translates queries from apps like Sonarr etc into tracker-site-specific http queries and parses the html response sending results back to the requesting software.[",
+	"description": "Jackett works as a proxy server it translates queries from apps like Sonarr etc into tracker-site-specific http queries and parses the html response sending results back to the requesting software.",
 	"env": [
 		{
 			"default": "1000",