Static-checks: Fix typo in previous patch

Signed-off-by: Antonio de Angelis <antonio.deangelis@arm.com>
Change-Id: I9949274305d4f3e9bbd69e9c4786548b9cc7b982
diff --git a/script/static-checks/check-copyright.py b/script/static-checks/check-copyright.py
index 5c2bb07..388d890 100755
--- a/script/static-checks/check-copyright.py
+++ b/script/static-checks/check-copyright.py
@@ -111,7 +111,7 @@
         file_content = file_.read()
 
     copyright_line = COPYRIGHT_PATTERN.search(file_content)
-    coypright_line_alt = COPYRIGHT_PATTERN_ALT.search(file_content)
+    copyright_line_alt = COPYRIGHT_PATTERN_ALT.search(file_content)
     if not copyright_line and not copyright_line_alt:
         print("ERROR: Missing copyright in " + file_.name)
         result = COPYRIGHT_ERROR