Fix repo init README EOL (#37388)

Fix #27120

By the way, refactor ReserveLineBreakForTextarea to NormalizeStringEOL

modules/util/util_test.go

@@ -167,9 +167,9 @@ func TestToTitleCase(t *testing.T) {
 	assert.Equal(t, `Foo Bar Baz`, ToTitleCase(`FOO BAR BAZ`))
 }
 
-func TestReserveLineBreakForTextarea(t *testing.T) {
-	assert.Equal(t, "test\ndata", ReserveLineBreakForTextarea("test\r\ndata"))
-	assert.Equal(t, "test\ndata\n", ReserveLineBreakForTextarea("test\r\ndata\r\n"))
+func TestNormalizeStringEOL(t *testing.T) {
+	assert.Equal(t, "test\ndata", NormalizeStringEOL("test\r\ndata"))
+	assert.Equal(t, " test\ndata\n ", NormalizeStringEOL(" test\rdata\r "))
 }
 
 func TestOptionalArg(t *testing.T) {