Merge pull request #1016 from KCSAbeywickrama/bi-dm-refresh-readd

[BI Data Mapper] Add refresh button

Author: KCSAbeywickrama

workspaces/ballerina/data-mapper/src/components/DataMapper/Header/DataMapperHeader.tsx

@@ -73,6 +73,11 @@ export function DataMapperHeader(props: DataMapperHeaderProps) {
                             iconName="clear-all"
                             tooltip="Clear all mappings"
                         />
+                        <ActionIconButton
+                            onClick={onRefresh}
+                            iconName="refresh"
+                            tooltip="Refresh all mappings"
+                        />
                     </ActionGroupContaner>
                     <FilterBar>
                         <HeaderSearchBox />
@@ -132,6 +137,7 @@ const RightContainer = styled.div<{ isClickable: boolean }>`
 
 const ActionGroupContaner = styled.div`
     display: flex;
+    gap: 2px;
 `;
 
 const BreadCrumb = styled.div`