chore(samples): Add CameraX screen

[romtsn]

#skip-changelog

This is useful when we want to test Session Replay with CameraX, e.g. used it to reproduce #4400

[github-actions]

Performance metrics 🚀

	Plain	With Sentry	Diff
Startup time	347.90 ms	435.27 ms	87.37 ms
Size	1.58 MiB	2.11 MiB	538.90 KiB

Baseline results on branch: main

Startup times

Revision	Plain	With Sentry	Diff
d217708	409.83 ms	474.72 ms	64.89 ms
604a261	380.65 ms	451.27 ms	70.62 ms
b3d8889	420.46 ms	453.71 ms	33.26 ms
c8125f3	383.82 ms	441.66 ms	57.84 ms
ee747ae	396.82 ms	441.67 ms	44.86 ms
3d205d0	352.15 ms	432.53 ms	80.38 ms
ce0a49e	532.00 ms	609.96 ms	77.96 ms
17a0955	372.53 ms	446.70 ms	74.17 ms
b3d8889	371.69 ms	432.96 ms	61.26 ms
d217708	411.22 ms	430.86 ms	19.63 ms

App size

Revision	Plain	With Sentry	Diff
d217708	1.58 MiB	2.10 MiB	532.97 KiB
604a261	1.58 MiB	2.10 MiB	533.42 KiB
b3d8889	1.58 MiB	2.10 MiB	535.07 KiB
c8125f3	1.58 MiB	2.10 MiB	532.32 KiB
ee747ae	1.58 MiB	2.10 MiB	530.95 KiB
3d205d0	1.58 MiB	2.10 MiB	532.97 KiB
ce0a49e	1.58 MiB	2.10 MiB	532.94 KiB
17a0955	1.58 MiB	2.10 MiB	533.20 KiB
b3d8889	1.58 MiB	2.10 MiB	535.06 KiB
d217708	1.58 MiB	2.10 MiB	532.97 KiB

Previous results on branch: rz/chore/add-camerax-sample

Startup times

Revision	Plain	With Sentry	Diff
bcb5770	375.22 ms	435.90 ms	60.68 ms

App size

Revision	Plain	With Sentry	Diff
bcb5770	1.58 MiB	2.10 MiB	535.08 KiB

[markushi]

LGTM!