Fix indicator pane gap width (#1981)

kafka-ui-react-app/src/components/common/Metrics/Metrics.styled.tsx

@@ -36,7 +36,7 @@ export const IndicatorTitle = styled.div`
 
 export const IndicatorsWrapper = styled.div`
   display: flex;
-  gap: 2px;
+  gap: 1px;
   flex-wrap: wrap;
 
   > ${IndicatorWrapper} {