Add on-chain tracking version info and form submission link

[DaniSomoza]

Added information about the minimum required versions for on-chain tracking in Protocol Kit and Relay Kit:

Included a link to the on-chain tracking form, allowing users to fill it out in a new tab or directly within the documentation.

[github-actions]

Branch preview

✅ Deployed successfully in branch deployment:

https://add_onchain_tracking_version_label--docs.review.5afe.dev

[github-actions]

Overall readability score: 31.55 (🟢 +0)

File	Readability
onchain-tracking.mdx	36.67 (🔴 -0.6)

View detailed metrics

🟢 - Shows an increase in readability
🔴 - Shows a decrease in readability

File	Readability	FRE	GF	ARI	CLI	DCRS
onchain-tracking.mdx	36.67	27.66	14.07	18.9	13.58	7.42
	🔴 -0.6	🔴 -0.81	🔴 -0.21	🔴 -0.2	🟢 +0.18	🔴 -0.02

Averages:

	Readability	FRE	GF	ARI	CLI	DCRS
Average	31.55	27.4	13.67	17.39	15.71	8.96
	🟢 +0	🟢 +0	🟢 +0	🟢 +0	🟢 +0	🟢 +0

View metric targets

Metric	Range	Ideal score
Flesch Reading Ease	100 (very easy read) to 0 (extremely difficult read)	60
Gunning Fog	6 (very easy read) to 17 (extremely difficult read)	8 or less
Auto. Read. Index	6 (very easy read) to 14 (extremely difficult read)	8 or less
Coleman Liau Index	6 (very easy read) to 17 (extremely difficult read)	8 or less
Dale-Chall Readability	4.9 (very easy read) to 9.9 (extremely difficult read)	6.9 or less