chore(deps): pin typescript to 5.3 (#5984)

* chore: pin typescript to 5.3

* fix(types): add ts-expect-error to tests

Author: bjoerge

package.json

@@ -149,7 +149,7 @@
     "sanity": "workspace:*",
     "semver": "^7.3.5",
     "turbo": "^1.12.4",
-    "typescript": "^5.4.2",
+    "typescript": "5.3.3",
     "yargs": "^17.3.0"
   },
   "optionalDependencies": {

packages/@sanity/types/src/schema/test/alias.test.ts

@@ -95,6 +95,7 @@ describe('alias type test', () => {
   })
 
   it('should support alias with preview', () => {
+    //@ts-expect-error error is not in select keys
     defineType({
       type: 'custom-object',
       name: 'redefined',
@@ -105,6 +106,7 @@ describe('alias type test', () => {
       },
     })
 
+    //@ts-expect-error error is not in select keys
     defineField({
       type: 'custom-object',
       name: 'redefined',
@@ -115,6 +117,7 @@ describe('alias type test', () => {
       },
     })
 
+    //@ts-expect-error error is not in select keys
     defineArrayMember({
       type: 'custom-object',
       name: 'redefined',