Update machines.md

[JessamyT]

Split the tip alert because it contains two separate ideas

Add mention of the Viam app for context

[viambot]

Overall readability score: 55.36 (🟢 +0)

File	Readability
machines.md	51.17 (🔴 -0.43)

View detailed metrics

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

File	Readability	FRE	GF	ARI	CLI	DCRS
machines.md	51.17	47.42	12.22	15.7	11.96	7.07
	🔴 -0.43	🔴 -0.3	🔴 -0.12	🔴 -0.1	🟢 +0	🔴 -0.01

Averages:

	Readability	FRE	GF	ARI	CLI	DCRS
Average	55.36	47.63	10.8	13.26	12.03	7.61
	🟢 +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

[viambot]

You can view a rendered version of the docs from this PR at https://docs-test.viam.dev/2853