docs(mothership): trim user_table catalog copy to the essentials

Drop the verbose doomedCount/affectedCount, delete-mask, workflow-recompute,
and unique-column asides from the bulk-op descriptions. The model only needs:
large ops return { jobId }, limit maxes at 1000, one job per table.

Co-Authored-By: Claude Fable 5 <noreply@anthropic.com>

apps/sim/lib/copilot/generated/tool-catalog-v1.ts

@@ -3959,7 +3959,7 @@ export const UserTable: ToolCatalogEntry = {
           limit: {
             type: 'number',
             description:
-              'Maximum rows to return or affect (optional; default 100, max 1000). For delete_rows_by_filter and update_rows_by_filter, omitting it lets matches above 1000 run as a background job.',
+              'Maximum rows to return or affect (default 100, max 1000). For update_rows_by_filter / delete_rows_by_filter, omit to act on every match — large match sets run as a background job.',
           },
           mapping: {
             type: 'object',

apps/sim/lib/copilot/generated/tool-schemas-v1.ts

@@ -3687,7 +3687,7 @@ export const TOOL_RUNTIME_SCHEMAS: Record<string, ToolRuntimeSchemaEntry> = {
             limit: {
               type: 'number',
               description:
-                'Maximum rows to return or affect (optional; default 100, max 1000). For delete_rows_by_filter and update_rows_by_filter, omitting it lets matches above 1000 run as a background job.',
+                'Maximum rows to return or affect (default 100, max 1000). For update_rows_by_filter / delete_rows_by_filter, omit to act on every match — large match sets run as a background job.',
             },
             mapping: {
               type: 'object',