fuzz: exclude error unknown time zone

Author: antonmedv

test/fuzz/fuzz_test.go

@@ -32,6 +32,7 @@ func FuzzExpr(f *testing.F) {
 		regexp.MustCompile(`invalid duration`),
 		regexp.MustCompile(`time: missing unit in duration`),
 		regexp.MustCompile(`time: unknown unit .* in duration`),
+		regexp.MustCompile(`unknown time zone`),
 		regexp.MustCompile(`json: unsupported value`),
 		regexp.MustCompile(`unexpected end of JSON input`),
 		regexp.MustCompile(`memory budget exceeded`),