chore: Update all imports to zod/v3

Signed-off-by: Gabriel Dugny <gabriel.dugny@believe.com>

docs/permissions/custom-rules.md

@@ -23,7 +23,7 @@ import {
   createConditionFactory,
   createPermissionRule,
 } from '@backstage/plugin-permission-node';
-import { z } from 'zod';
+import { z } from 'zod/v3';
 
 export const isInSystemRule = createPermissionRule({
   name: 'IS_IN_SYSTEM',

docs/permissions/plugin-authors/03-adding-a-resource-permission-check.md

@@ -126,7 +126,7 @@ import {
   createPermissionRule,
 } from '@backstage/plugin-permission-node';
 import { TODO_LIST_RESOURCE_TYPE } from '@internal/plugin-todo-list-common';
-import { z } from 'zod';
+import { z } from 'zod/v3';
 import { Todo, TodoFilter } from './todos';
 
 export const todoListPermissionResourceRef = createPermissionResourceRef<