Bump coverage to node 16

[marandaneto]

📜 Description

Bump coverage CI action that uses node 16
#skip-changelog

💡 Motivation and Context

Closes #1069

💚 How did you test it?

📝 Checklist

• I reviewed submitted code
• I added tests to verify changes
• I updated the docs if needed
• All tests passing
• No breaking changes

🔮 Next steps

[codecov-commenter]

Codecov Report

Base: 89.98% // Head: 91.37% // Increases project coverage by +1.38% 🎉

Coverage data is based on head (d046b9c) compared to base (02419b7).
Patch has no changes to coverable lines.

Additional details and impacted files

@@            Coverage Diff             @@
##             main    #1076      +/-   ##
==========================================
+ Coverage   89.98%   91.37%   +1.38%     
==========================================
  Files         115        9     -106     
  Lines        3585      197    -3388     
==========================================
- Hits         3226      180    -3046     
+ Misses        359       17     -342     

Impacted Files	Coverage Δ
.../lib/src/enricher/io_enricher_event_processor.dart
dart/lib/src/sentry_envelope.dart
dart/lib/src/sentry_tracer_finish_status.dart
dart/lib/src/transport/rate_limit.dart
dart/lib/src/protocol/sentry_stack_frame.dart
dart/lib/src/protocol/sentry_exception.dart
dart/lib/src/sentry_user_feedback.dart
dart/lib/src/utils/isolate_utils.dart
dart/lib/src/sentry_envelope_item.dart
dart/lib/src/client_reports/discard_reason.dart
... and 96 more

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[github-actions]

Android Performance metrics 🚀

	Plain	With Sentry	Diff
Startup time	321.74 ms	362.20 ms	40.46 ms
Size	5.94 MiB	6.92 MiB	1004.83 KiB

Baseline results on branch: main

Startup times

Revision	Plain	With Sentry	Diff
633cf2e	289.36 ms	340.38 ms	51.02 ms
56810ff	309.72 ms	352.26 ms	42.54 ms
9c5aec6	287.33 ms	320.94 ms	33.61 ms
4efee31	308.92 ms	368.68 ms	59.76 ms
72dfc83	298.62 ms	340.14 ms	41.52 ms
559d28f	302.35 ms	339.53 ms	37.18 ms
1c6eb5b	350.69 ms	393.86 ms	43.17 ms
3e5ee37	317.56 ms	366.84 ms	49.28 ms
af2d175	279.08 ms	312.37 ms	33.29 ms
21845e2	345.08 ms	382.82 ms	37.74 ms

App size

Revision	Plain	With Sentry	Diff
633cf2e	5.94 MiB	6.92 MiB	1001.53 KiB
56810ff	5.94 MiB	6.92 MiB	1001.71 KiB
9c5aec6	5.94 MiB	6.92 MiB	1001.61 KiB
4efee31	5.94 MiB	6.92 MiB	1003.76 KiB
72dfc83	5.94 MiB	6.92 MiB	1001.71 KiB
559d28f	5.94 MiB	6.92 MiB	1001.70 KiB
1c6eb5b	5.94 MiB	6.92 MiB	1001.53 KiB
3e5ee37	5.94 MiB	6.92 MiB	1001.19 KiB
af2d175	5.94 MiB	6.92 MiB	1001.83 KiB
21845e2	5.94 MiB	6.92 MiB	1003.77 KiB