Fix error ins source language strings

https://www.transifex.com/owncloud-org/owncloud/translate/#en_GB/core/50786279
https://www.transifex.com/owncloud-org/owncloud/translate/#en_GB/settings-1/50555028

core/js/setupchecks.js

@@ -276,7 +276,7 @@
 					var minimumSeconds = 15768000;
 					if(isNaN(transportSecurityValidity) || transportSecurityValidity <= (minimumSeconds - 1)) {
 						messages.push({
-							msg: t('core', 'The "Strict-Transport-Security" HTTP header is not configured to least "{seconds}" seconds. For enhanced security we recommend enabling HSTS as described in our <a href="{docUrl}">security tips</a>.', {'seconds': minimumSeconds, docUrl: '#admin-tips'}),
+							msg: t('core', 'The "Strict-Transport-Security" HTTP header is not configured to at least "{seconds}" seconds. For enhanced security we recommend enabling HSTS as described in our <a href="{docUrl}">security tips</a>.', {'seconds': minimumSeconds, docUrl: '#admin-tips'}),
 							type: OC.SetupChecks.MESSAGE_TYPE_WARNING
 						});
 					}

core/js/tests/specs/setupchecksSpec.js

@@ -542,7 +542,7 @@ describe('OC.SetupChecks tests', function() {
 
 		async.done(function( data, s, x ){
 			expect(data).toEqual([{
-				msg: 'The "Strict-Transport-Security" HTTP header is not configured to least "15768000" seconds. For enhanced security we recommend enabling HSTS as described in our <a href="#admin-tips">security tips</a>.',
+				msg: 'The "Strict-Transport-Security" HTTP header is not configured to at least "15768000" seconds. For enhanced security we recommend enabling HSTS as described in our <a href="#admin-tips">security tips</a>.',
 				type: OC.SetupChecks.MESSAGE_TYPE_WARNING
 			}]);
 			done();
@@ -567,7 +567,7 @@ describe('OC.SetupChecks tests', function() {
 
 		async.done(function( data, s, x ){
 			expect(data).toEqual([{
-				msg: 'The "Strict-Transport-Security" HTTP header is not configured to least "15768000" seconds. For enhanced security we recommend enabling HSTS as described in our <a href="#admin-tips">security tips</a>.',
+				msg: 'The "Strict-Transport-Security" HTTP header is not configured to at least "15768000" seconds. For enhanced security we recommend enabling HSTS as described in our <a href="#admin-tips">security tips</a>.',
 				type: OC.SetupChecks.MESSAGE_TYPE_WARNING
 			}]);
 			done();
@@ -592,7 +592,7 @@ describe('OC.SetupChecks tests', function() {
 
 		async.done(function( data, s, x ){
 			expect(data).toEqual([{
-				msg: 'The "Strict-Transport-Security" HTTP header is not configured to least "15768000" seconds. For enhanced security we recommend enabling HSTS as described in our <a href="#admin-tips">security tips</a>.',
+				msg: 'The "Strict-Transport-Security" HTTP header is not configured to at least "15768000" seconds. For enhanced security we recommend enabling HSTS as described in our <a href="#admin-tips">security tips</a>.',
 				type: OC.SetupChecks.MESSAGE_TYPE_WARNING
 			}]);
 			done();

settings/templates/admin.php

@@ -110,7 +110,7 @@ if ($_['WindowsWarning']) {
 foreach ($_['OutdatedCacheWarning'] as $php_module => $data) {
 	?>
 	<li>
-		<?php p($l->t('%1$s below version %2$s is installed, for stability and performance reasons we recommend to update to a newer %1$s version.', $data)); ?>
+		<?php p($l->t('%1$s below version %2$s is installed, for stability and performance reasons we recommend updating to a newer %1$s version.', $data)); ?>
 	</li>
 <?php
 }