Remove unnecessary misspell ignore pattern (go-gitea#21475)

It doesn't make sense to ignore the pattern again and again.

Author: wxiaoguang

Makefile

@@ -280,7 +280,7 @@ fmt-check: fmt
 
 .PHONY: misspell-check
 misspell-check:
-	go run $(MISSPELL_PACKAGE) -error -i unknwon $(GO_DIRS) $(WEB_DIRS)
+	go run $(MISSPELL_PACKAGE) -error $(GO_DIRS) $(WEB_DIRS)
 
 .PHONY: vet
 vet:

modules/paginator/paginator.go

@@ -1,5 +1,5 @@
 // Copyright 2022 The Gitea Authors.
-// Copyright 2015 Unknwon. Licensed under the Apache License, Version 2.0
+// Copyright 2015 https://github.com/unknwon. Licensed under the Apache License, Version 2.0
 
 package paginator
 

modules/paginator/paginator_test.go

@@ -1,5 +1,5 @@
 // Copyright 2022 The Gitea Authors.
-// Copyright 2015 Unknwon. Licensed under the Apache License, Version 2.0
+// Copyright 2015 https://github.com/unknwon. Licensed under the Apache License, Version 2.0
 
 package paginator
 

modules/references/references_test.go

@@ -309,7 +309,7 @@ func TestRegExp_mentionPattern(t *testing.T) {
 		pat string
 		exp string
 	}{
-		{"@Unknwon", "@Unknwon"},
+		{"@User", "@User"},
 		{"@ANT_123", "@ANT_123"},
 		{"@xxx-DiN0-z-A..uru..s-xxx", "@xxx-DiN0-z-A..uru..s-xxx"},
 		{"   @lol   ", "@lol"},