fix: rest api with ?locale=* doesn't return full localized data (#10619)

Fixes https://github.com/payloadcms/payload/issues/9712

packages/payload/src/utilities/addLocalesToRequest.ts

@@ -69,7 +69,7 @@ export const sanitizeLocales = ({
     })
   }
 
-  if (locale === '*') {
+  if (['*', 'all'].includes(locale)) {
     locale = 'all'
   } else if (localization && !localization.localeCodes.includes(locale) && localization.fallback) {
     locale = localization.defaultLocale

packages/payload/src/utilities/createPayloadRequest.ts

@@ -78,11 +78,6 @@ export const createPayloadRequest = async ({
     })
 
     locale = locales.locale
-
-    // Override if query params are present, in order to respect HTTP method override
-    if (query.locale) {
-      locale = query.locale as string
-    }
   }
 
   const customRequest: CustomPayloadRequestProperties = {

test/localization/int.spec.ts

@@ -276,6 +276,34 @@ describe('Localization', () => {
           expect(localized.title.es).toEqual(spanishTitle)
         })
 
+        it('REST all locales with all', async () => {
+          const response = await restClient.GET(`/${collection}/${localizedPost.id}`, {
+            query: {
+              locale: 'all',
+            },
+          })
+
+          expect(response.status).toBe(200)
+          const localized = await response.json()
+
+          expect(localized.title.en).toEqual(englishTitle)
+          expect(localized.title.es).toEqual(spanishTitle)
+        })
+
+        it('REST all locales with asterisk', async () => {
+          const response = await restClient.GET(`/${collection}/${localizedPost.id}`, {
+            query: {
+              locale: '*',
+            },
+          })
+
+          expect(response.status).toBe(200)
+          const localized = await response.json()
+
+          expect(localized.title.en).toEqual(englishTitle)
+          expect(localized.title.es).toEqual(spanishTitle)
+        })
+
         it('by localized field value - default locale', async () => {
           const result = await payload.find({
             collection,