public void setAdditionalPatterns(List<Pattern> additionalPatterns) {
            this.additionalPatterns = additionalPatterns;
        }
Sets a list of additional regular expression patterns that indicate a
value carries a timestamp.

@param additionalPatterns Additional patterns to add.
smithy-linters/src/main/java/software/amazon/smithy/linters/ShouldHaveUsedTimestampValidator.java