Editorial changes to appendix - links to columns and glossary terms

[ijurica]

Editorial changes:

• Commitment Discounts
  • Replaced column names previously formatted as code with links to columns
  • Addressed several missing and broken links to glossary terms
• Grouping Constructs for Resources or Services
  • Added links to billing account, sub account, resource and service glossary terms
• Origination of Cost Data
  • Added links to Provider, Publisher and Invoice Issuer columns
  • Added links to resource and service glossary terms

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The changes in this PR are in accordance with the agreement that we will continue to use the previous version of the editorial guidelines in FOCUS version 1.1 (for details, see the table below).

Component	Markdown (examples)	Editorial Guidelines
Column Names:	Column Names: Pricing Quantity Pricing Unit Provider	Normal text without bold or italics. Use the display name in the introductory (non-normative) section and description. The first occurrence in a section is linked to the section, except when referring to itself.
Attribute Names:	Attribute Names: Currency Code Format Date/Time Format	Normal text without bold or italics. Use the attribute display name in the introductory (non-normative) section, description, normative section, and content constraints table. The first occurrence in a section is linked to the section, except when referring to itself.
Column IDs:	Column IDs: PricingQuantity PricingUnit ProviderName	Normal text without bold or italics. Use the column ID in the normative section and when referencing column values. For column IDs, use PascalCase (the first letter of every word is capitalized). The first occurrence in a section is linked to the corresponding column, except when referring to itself.
Glossary	[*SKU*](#glossary:sku) [*resource*](#glossary:resource) [*service*](#glossary:service)	Italic. The first occurrence in a section is linked to the glossary term.

[jpradocueva]

Action Items from Maintainers' call on Oct 7:

• [Maintainers-#590]: Review PRs for consistency in column IDs and links. Ensure that they only reflect editorial changes.
• [Maintainers-#590]: Address broken references and check the editorial overview for a solution to inconsistencies found during the process.

[jpradocueva]

Ready to merge.

[jpradocueva]

Approved during the Members' call on Oct 8.