fix: Use of SentrySpan as class #1485

Job	Run time
Detect File Changes	5s
Sentry/HybridSDK	1m 56s
Sentry static watchos	3m 12s
Sentry static ios	4m 9s
Sentry dynamic watchos	2m 35s
Sentry dynamic macos	3m 18s
Sentry dynamic ios	3m 27s
Sentry static tvos	3m 19s
Sentry static macos	4m 29s
SentrySwiftUI dynamic ios	1m 22s
SentrySwiftUI dynamic macos	1m 42s
Sentry dynamic tvos	3m 20s
SentrySwiftUI static watchos	1m 16s
SentrySwiftUI static macos	1m 51s
SentrySwiftUI static ios	1m 56s
SentrySwiftUI dynamic watchos	1m 1s
SentrySwiftUI dynamic tvos	1m 40s
SentrySwiftUI static tvos	2m 6s
Lint CocoaPods Specs	3s
	42m 47s

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