added scroll to org list modal (#10960)

* added scroll to org list modal, fixes #10774

* removed console.log

public/app/core/components/org_switcher.ts

@@ -15,8 +15,7 @@ const template = `
 		</a>
 	</div>
 
-	<div class="modal-content">
-    <div class="gf-form-group">
+  <div class="modal-content modal-content--has-scroll" grafana-scrollbar>
     <table class="filter-table form-inline">
 			<thead>
 				<tr>

public/sass/components/_modals.scss

@@ -67,6 +67,11 @@
 
 .modal-content {
   padding: $spacer*2;
+
+  &--has-scroll {
+    max-height: calc(100vh - 400px);
+    position: relative;
+  }
 }
 
 // Remove bottom margin if need be