Clean up test metadata for schema updates

The parameter definitions are more strict as of beat.core!65 and numbers can't be formatted as strings in the metadata anymore

Closes #22 (closed)

added bug label

@samuel.gaist should be ready to merge when the CI passes

mentioned in merge request beat.core!65

added 3 commits

• 976fe2a3...58ad6535 - 2 commits from branch master
• 3e46cc99 - [test][algorithm] clean up test metadata for new schema

Compare with previous version

@samuel.gaist ping

mentioned in merge request beat.core!69

merged

mentioned in commit b0200612