feat: added Get/Set Environment on Scope

[bitsandfoxes]

📜 Description

Adds a getter and setter to the scope that allows users to configure the Environment at runtime.

💡 Motivation and Context

See #5769

📝 Checklist

• I added GH Issue ID & Linear ID
• I added tests to verify the changes.
• No new PII added or SDK only sends newly added PII if sendDefaultPII is enabled.
• I updated the docs if needed.
• I updated the wizard if needed.
• Review from the native team if needed.
• No breaking change or entry added to the changelog.
• No breaking change for hybrid SDKs or communicated to hybrid SDKs.
• Public API changes reviewed by another Mobile SDK team member or implemented according to the develop docs spec.

🔮 Next steps

[github-actions]

	Fails
🚫	Please consider adding a changelog entry for the next release.

	Messages
📖	Do not forget to update Sentry-docs with your feature once the pull request gets approved.

Instructions and example for changelog

Please add an entry to CHANGELOG.md to the "Unreleased" section. Make sure the entry includes this PR's number.

Example:

## Unreleased

### Features

- added `Get/Set Environment` on `Scope` ([#5772](https://github.com/getsentry/sentry-java/pull/5772))

If none of the above apply, you can opt out of this check by adding #skip-changelog to the PR description or adding a skip-changelog label.

Generated by 🚫 dangerJS against 23fc214

[sentry]

📲 Install Builds

Android

🔗 App Name	App ID	Version	Configuration
SDK Size	io.sentry.tests.size	8.49.0 (1)	release

⚙️ sentry-android Build Distribution Settings

[github-actions]

Performance metrics 🚀

	Plain	With Sentry	Diff
Startup time	319.11 ms	381.14 ms	62.03 ms
Size	0 B	0 B	0 B

Baseline results on branch: main

Startup times

Revision	Plain	With Sentry	Diff
382d6c1	306.85 ms	368.70 ms	61.85 ms
e63ad34	323.67 ms	390.33 ms	66.67 ms
91bb874	310.68 ms	359.24 ms	48.56 ms
5865051	324.24 ms	356.02 ms	31.78 ms
806307f	357.85 ms	424.64 ms	66.79 ms
b193867	331.08 ms	397.06 ms	65.98 ms
0eaac1e	322.53 ms	389.31 ms	66.78 ms
6405ec5	310.88 ms	354.56 ms	43.69 ms
d15471f	310.66 ms	368.19 ms	57.53 ms
951caf7	323.66 ms	392.82 ms	69.16 ms

App size

Revision	Plain	With Sentry	Diff
382d6c1	1.58 MiB	2.29 MiB	719.85 KiB
e63ad34	0 B	0 B	0 B
91bb874	1.58 MiB	2.13 MiB	559.07 KiB
5865051	0 B	0 B	0 B
806307f	1.58 MiB	2.10 MiB	533.42 KiB
b193867	1.58 MiB	2.19 MiB	620.00 KiB
0eaac1e	1.58 MiB	2.19 MiB	619.17 KiB
6405ec5	1.58 MiB	2.12 MiB	552.23 KiB
d15471f	1.58 MiB	2.13 MiB	559.54 KiB
951caf7	1.58 MiB	2.13 MiB	558.77 KiB