fixed NaN validation, add no-gps-data class to map

[bonchan]

latitude and longitude validation was performed by checking the type of the variable.
this log has NaN values at latitude and longitude so the validation was not working.

[sonarcloud]

Kudos, SonarCloud Quality Gate passed!   

0 Bugs
0 Vulnerabilities
0 Security Hotspots
0 Code Smells

No Coverage information
0.0% Duplication

[bonchan]

@haslinghuis do you know the origin of NaN values at latitude and longitude? it seems that G frames for this log have corrupted data.

[github-actions]

Do you want to test this code? Here you have an automated build:
Betaflight-Blackbox-Explorer-Linux
Betaflight-Blackbox-Explorer-macOS
Betaflight-Blackbox-Explorer-Windows
WARNING: It may be unstable and result in corrupted configurations or data loss. Use only for testing!

[haslinghuis]

Here:
src/main/blackbox/blackbox.c:

[blckmn]

AUTOMERGE: (FAIL)

• github identifies PR as mergeable -> FAIL
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• cooling off period lapsed -> PASS
• commit count less or equal to three -> PASS
• Don't merge label NOT found -> PASS
• at least one RN: label found -> FAIL
• Tested label found -> FAIL
• assigned to an approver -> FAIL
• approver count at least three -> FAIL