Bump v4 version in tests

Author: thecrypticace

packages/tailwindcss-language-server/tests/completions/completions.test.js

@@ -310,7 +310,7 @@ withFixture('v4/basic', (c) => {
     let result = await completion({ lang, text, position, settings })
     let textEdit = expect.objectContaining({ range: { start: position, end: position } })
 
-    expect(result.items.length).toBe(12400)
+    expect(result.items.length).toBe(12398)
     expect(result.items.filter((item) => item.label.endsWith(':')).length).toBe(224)
     expect(result).toEqual({
       isIncomplete: false,

packages/tailwindcss-language-server/tests/fixtures/v4/auto-content/package-lock.json

@@ -1,6 +1,6 @@
 {
   "dependencies": {
-    "tailwindcss": "^4.0.0-alpha.19",
-    "@tailwindcss/oxide": "^4.0.0-alpha.19"
+    "tailwindcss": "^4.0.0-alpha.21",
+    "@tailwindcss/oxide": "^4.0.0-alpha.21"
   }
 }

packages/tailwindcss-language-server/tests/fixtures/v4/auto-content/package.json

@@ -1,5 +1,5 @@
 {
   "dependencies": {
-    "tailwindcss": "^4.0.0-alpha.19"
+    "tailwindcss": "^4.0.0-alpha.21"
   }
 }

packages/tailwindcss-language-server/tests/fixtures/v4/basic/package-lock.json

@@ -1,5 +1,5 @@
 {
   "dependencies": {
-    "tailwindcss": "file:tailwindcss.tgz"
+    "tailwindcss": "^4.0.0-alpha.21"
   }
 }

packages/tailwindcss-language-server/tests/fixtures/v4/basic/package.json

@@ -1,5 +1,5 @@
 {
   "dependencies": {
-    "tailwindcss": "^4.0.0-alpha.19"
+    "tailwindcss": "^4.0.0-alpha.21"
   }
 }