when a time system is changed, it emits a timeSystem update as well as a bounds update, this caused telemetry table to request data twice when users changed time systems

src/plugins/telemetryTable/TelemetryTable.js

@@ -181,7 +181,7 @@ define([
         }
 
         refreshData(bounds, isTick) {
-            if (!isTick) {
+            if (!isTick && this.outstandingRequests === 0) {
                 this.filteredRows.clear();
                 this.boundedRows.clear();
                 this.boundedRows.sortByTimeSystem(this.openmct.time.timeSystem());