Fix xunit-syntax-error typo

Author: BNAndras

tests/xunit-syntax-error/expected_results.json

@@ -1,5 +1,5 @@
 {
   "version": 1,
   "status": "fail",
-  "message": "\n===== tests/test-xunit-syntax-error.art =====\n\n\n\u001b[0;31m══╡ \u001b[1;31mPackage Error\u001b[0;31m ╞═════════════════════════════════════════════════ <script> ══\u001b[0m\n\n  Package not found:\n      \u001b[1msrc/xuit-syntax-error\u001b[0m\n\n  \u001b[0;90m┃ \u001b[1;90mFile: \u001b[0;90m/root/.arturo/packages/cache/unitt/2.0.1/src/internal/runner.art\n  \u001b[0;90m┃ \u001b[1;90mLine: \u001b[0;90m92\n  \u001b[0;90m┃ \u001b[0m\n  \u001b[0;90m┃   90 ║      do -> unitt\\finish\u001b[0m\n  \u001b[0;90m┃   91 ║  \u001b[0m\n  \u001b[0;90m┃ \u001b[1;90m  92\u001b[0;90m ║\u001b[0;31m►\u001b[0;90m \u001b[1;90m]\u001b[0;90m\u001b[0m"
+  "message": "\n===== tests/test-xunit-syntax-error.art =====\n\n\n\u001b[0;31m══╡ \u001b[1;31mName Error\u001b[0;31m ╞════════════════════════════════════════════════════ <script> ══\u001b[0m\n\n  Cannot resolve requested value\u001b[0m\n\n  Identifier not found: \n      \u001b[1misLeap\u001b[0m\n\n  \u001b[0;90m┃ \u001b[1;90mFile: \u001b[0;90mtests/test-xunit-syntax-error.art\n  \u001b[0;90m┃ \u001b[1;90mLine: \u001b[0;90m92\n  \u001b[0;90m┃ \u001b[0m\n\n  \u001b[4mHint\u001b[0m: Perhaps you meant... \u001b[1mis\u001b[0m ?\n                             \b\b\b\b\b\bor... \u001b[1mtimestamp\u001b[0m ?\n                             \b\b\b\b\b\bor... \u001b[1mleap?\u001b[0m ?"
 }

tests/xunit-syntax-error/tests/test-xunit-syntax-error.art

@@ -1,5 +1,5 @@
 import.version:2.0.1 {unitt}! 
-import {src/xuit-syntax-error}!
+import {src/xunit-syntax-error}!
 
 suite "Leap" [
     test "a year not divisible by 4 is a common year" [