feature: add owner's _pending_ bullet icon

src/routes/safe/components/Transactions/TxsTable/ExpandedTx/OwnersColumn/assets/confirm-small-yellow.svg

@@ -0,0 +1,3 @@
+<svg xmlns="http://www.w3.org/2000/svg" width="10" height="10" viewBox="0 0 10 10">
+    <circle cx="5" cy="5" r="5" fill="#C97C05" fill-rule="evenodd" />
+</svg>

src/routes/safe/components/Transactions/TxsTable/ExpandedTx/OwnersColumn/style.ts

@@ -1,4 +1,4 @@
-import { boldFont, border, error, primary, secondary, secondaryText, sm } from 'src/theme/variables'
+import { boldFont, border, error, primary, secondary, secondaryText, sm, warning } from 'src/theme/variables'
 
 export const styles = () => ({
   ownersList: {
@@ -29,6 +29,9 @@ export const styles = () => ({
   verticalLineCancel: {
     backgroundColor: error,
   },
+  verticalPendingAction: {
+    backgroundColor: warning,
+  },
   icon: {
     marginRight: sm,
   },