docs: update 3rd party plugins and docs formatting

[MWBlocky]

• Updated saucer-swap-plugin@0.2.0 (migrated to HAK v4)
• Updated hak-saucerswap-plugin@2.1.0 (migrated to HAK v4)
• Updated hak-pyth-plugin@0.2.0 (migrated to HAK v4)
• Updated coincap-hedera-plugin@1.0.5 (migrated to HAK v4)
• Updated chainlink-pricefeed-plugin@1.0.5 (migrated to HAK v4)
• Updated @buidlerlabs/hak-memejob-plugin@1.1.0 (migrated to HAK v4)

[devmab]

@walkerlj0 review please

[devmab]

@MWBlocky we need to fix this:
The Tested/ endorsed plugin version needs to be listed in the docs in the github repo and in the hedera docs