Fix non-canonical URL anchors

sites/+components/footer.php

@@ -15,12 +15,12 @@
 			title="Go back to the main page of sessioncommunities.online"
 		>Main page</a
 		><a
-			href="/groups/regional"
+			href="/groups/regional/"
 			class="footer__nav-target"
 			title="See our list of world-wide Session Communities"
 		>Regional Communities</a
 		><a
-			href="/groups/tech"
+			href="/groups/tech/"
 			class="footer__nav-target"
 			title="See our list of technology-focused Session Communities"
 		>Tech Communities</a

sites/+templates/index.php

@@ -66,7 +66,7 @@
 						<span>
 							(Viewing <?=count($rooms)?>;
 							<a
-								href="/groups/all"
+								href="/groups/all/"
 								title="Full list of Communities"
 							>full list</a>.)
 						</span>