Add basic handheld GPS (#6896)

Co-authored-by: fishfish458 <fishfish458>

Content.Shared/Tools/Components/SharedHandheldGPSComponent.cs

@@ -0,0 +1,9 @@
+
+namespace Content.Shared.GPS
+{
+    public abstract class SharedHandheldGPSComponent : Component
+    {
+        [DataField("updateRate")]
+        public float UpdateRate = 1.5f;
+    }
+}