Add table-layout fixed and word-break to orchestrations and executions tables

Prevents long instance IDs, execution IDs, and tags from overflowing
the table and pushing columns off-screen.

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

Author: lucaslorentz

src/LLL.DurableTask.Ui/app/src/views/orchestration/ExecutionsList.tsx

@@ -40,7 +40,7 @@ export function ExecutionsList({ instanceId, currentExecutionId }: Props) {
 
   return (
     <TableContainer>
-      <Table>
+      <Table sx={{ tableLayout: "fixed", wordBreak: "break-word" }}>
         <TableHead>
           <TableRow>
             <TableCell>ExecutionId</TableCell>

src/LLL.DurableTask.Ui/app/src/views/orchestrations/OrchestrationsTable.tsx

@@ -186,7 +186,7 @@ export function OrchestrationsTable({ result, onAction }: Props) {
           </Stack>
         </Toolbar>
       )}
-      <Table>
+      <Table sx={{ tableLayout: "fixed", wordBreak: "break-word" }}>
         <TableHead>
           <TableRow>
             {hasActions && (