Edits to Apache Hadoop OpenTelemetry app

[kimsauce]

Purpose of this pull request

#6273

Select the type of change

• Minor Changes - Typos, formatting, slight revisions
• Update Content - Revisions, updating sections
• New Content - New features, sections, pages, tutorials
• Site and Tools - .clabot, version updates, maintenance, dependencies, new packages for the site (Docusaurus, Gatsby, React, etc.)

Ticket (if applicable)

[kimsauce]

@akhil-sumologic , my proposed edits to #6273. These changes would merge to your branch, not to main. cc @jpipkin1 @JV0812