Doctor command tweaks

[mzaatar]

• Add Global python and python3
• Be smarter when picking version number by picking up only the first three int parts i.e. x.y.z
• Add more test coverage for different edge cases
• Add (location: ....) for Python and AlgoKit results

[github-actions]

Coverage Report

File	Stmts	Miss	Cover	Missing
src/algokit
__init__.py	15	7	53%	6–13, 17–24, 32–34
__main__.py	2	2	0%	1–3
src/algokit/cli
bootstrap.py	29	19	34%	12, 23–62
init.py	153	14	91%	54, 208, 211–213, 224, 262, 299, 308–310, 313–318, 333
src/algokit/core
click_extensions.py	47	20	57%	40–43, 50, 56, 67–68, 73–74, 79–80, 91, 104–114
conf.py	27	9	67%	10–17, 24, 26
log_handlers.py	68	9	87%	44–45, 50–51, 63, 112–116, 125
proc.py	44	1	98%	94
sandbox.py	106	7	93%	82, 147, 163, 178–180, 195
TOTAL	802	88	89%

Tests	Skipped	Failures	Errors	Time
78	0 💤	0 ❌	0 🔥	6.756s ⏱️