feat: Add includeMetadata optional parameter to getPlugin and getPlugins functions

[cgero-eth]

Description

• Add optional includeMetadata parameter to getPlugin and getPlugins functions to avoid fetching plugin metadata when not required.

Type of change

• New feature (non-breaking change which adds functionality)

Checklist:

• I have selected the correct base branch.
• I have performed a self-review of my own code.
• I have commented my code, particularly in hard-to-understand areas.
• I have made corresponding changes to the documentation.
• My changes generate no new warnings.
• Any dependent changes have been merged and published in downstream modules.
• I ran all tests with success and extended them when possible.
• I have updated the CHANGELOG.md file in the root folder of the package after the [UPCOMING] title and before the latest version.
• I have tested my code on the test network.

[sonarcloud]

Quality Gate passed

Issues
0 New issues
0 Accepted issues

Measures
0 Security Hotspots
0.0% Coverage on New Code
0.0% Duplication on New Code

See analysis details on SonarCloud