Add session templates to profiler (#2115)

* Initial support for handling available sessions

* Displaying sessions in drop down, send session name in start profiling request

* More support for starting existing sessions

* New session dialog and session templates in user files

* Create profiler dialog and session templates

* Preliminary session template changes

* Saving some changes

* Send session templates when creating sessions

* Saving changes

* UI Fixes for dialog

* Formatting fixes

* removing comments

* Fixing PR comments

* bumping toolsservice and dataprotocolclient versions

* Fixing starting existing sessions

src/sql/base/browser/ui/taskbar/media/add.svg

@@ -0,0 +1 @@
+<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 16 16"><defs><style>.icon-canvas-transparent,.icon-vs-out{fill:#f6f6f6;}.icon-canvas-transparent{opacity:0;}.icon-vs-bg{fill:#424242;}</style></defs><title>add</title><g id="canvas"><path class="icon-canvas-transparent" d="M16,16H0V0H16Z"/></g><g id="outline" style="display: none;"><path class="icon-vs-out" d="M14,6v4H10v4H6V10H2V6H6V2h4V6Z"/></g><g id="iconBg"><path class="icon-vs-bg" d="M13,7V9H9v4H7V9H3V7H7V3H9V7Z"/></g></svg>

src/sql/base/browser/ui/taskbar/media/icons.css

@@ -18,6 +18,12 @@
 	background-image: url('start.svg');
 }
 
+.vs .icon.add,
+.vs-dark .icon.add,
+.hc-black .icon.add {
+	background-image: url('add.svg');
+}
+
 .vs .icon.stop,
 .vs-dark .icon.stop,
 .hc-black .icon.stop {