Generate MARC bib record - 008 fields

Purpose
To a very basic MARC record generated in MDEXP-93 we will append 008 field in accordance with the recommended mapping:

008 mapping

• 00-05 - Metadata.createdDate field in yymmdd format
• 06 is set to | (pipe character)
• 07-10 to instance.publication[0].dateOfPublicationfield if can be formatted else |||| (four pipe characters)
• 11-14 to instance.publication[1].dateOfPublicationfield if can be formatted else |||| (four pipe characters)
• 18- 22 - each field set to |
• 23-29 - each field to be blank
• 30-34 - each field set to |
• 35-37 - if instance.languages array is empty set it to "und", if one element, use it to populate the field (it should be 3 letter language code), if the array contains more than one language, then set it to "mul"
• 38 set it to |
• 39 set it to |

Acceptance criteria

1. The generated record is short-lived and generated each time it is requested
2. The record is saved in .mrc file and contains 001, 008, 245$a 999ff$i fields are present and populated with the correct data
3. Unit tests are written
4. API tests are written

Library of Congress documentation:
https://www.loc.gov/marc/bibliographic/bd008.html