Bump min Java requirement to 11

[Goooler]

---

• CHANGELOG's "Unreleased" section has been updated, if applicable.

[Goooler]

Run diff shadow-gradle-plugin-9.0.0-beta8-SNAPSHOT.module.before shadow-gradle-plugin-9.0.0-beta8-SNAPSHOT.module.after:

23c23
<         "org.gradle.jvm.version": 8,
---
>         "org.gradle.jvm.version": 11,
32,36c32,36
<           "size": 220019,
<           "sha512": "d445551fab7a73ebfb097284540d0d8c2ee4c67ada23b62e85a3feb10c910f4ff7f2bf38f48e70e430e3361eb4b4b02db2728a735534c924b5066c829de76d14",
<           "sha256": "d5ddcddc7c75d407ce69c0f151aae8fdc1a3fa5729b8bb0ec64135e3c2b6bb9d",
<           "sha1": "05f48b3766279f0b895b4a1719c8e2e9f7f6940b",
<           "md5": "534610f3017cbf83c91a9e539e4116be"
---
>           "size": 221090,
>           "sha512": "1fdc000d36db4beecf237091b904b5c3e9fac103726bf9178748f32b915783dcce830e263882e60160e46a4d71e3a1c921a8c02469ab2a138b87c1f6632cdbd1",
>           "sha256": "67e87badd7764c98dda89f85d69422a02ad7b7eb77b332e892bb2affb7815ba4",
>           "sha1": "78755468bce4a6954b1c0e8410bd6615e0eb8f75",
>           "md5": "43d689f27adc2a0ba05b54ed0ae180eb"
78c78
<         "org.gradle.jvm.version": 8,
---
>         "org.gradle.jvm.version": 11,
145,149c145,149
<           "size": 220019,
<           "sha512": "d445551fab7a73ebfb097284540d0d8c2ee4c67ada23b62e85a3feb10c910f4ff7f2bf38f48e70e430e3361eb4b4b02db2728a735534c924b5066c829de76d14",
<           "sha256": "d5ddcddc7c75d407ce69c0f151aae8fdc1a3fa5729b8bb0ec64135e3c2b6bb9d",
<           "sha1": "05f48b3766279f0b895b4a1719c8e2e9f7f6940b",
<           "md5": "534610f3017cbf83c91a9e539e4116be"
---
>           "size": 221090,
>           "sha512": "1fdc000d36db4beecf237091b904b5c3e9fac103726bf9178748f32b915783dcce830e263882e60160e46a4d71e3a1c921a8c02469ab2a138b87c1f6632cdbd1",
>           "sha256": "67e87badd7764c98dda89f85d69422a02ad7b7eb77b332e892bb2affb7815ba4",
>           "sha1": "78755468bce4a6954b1c0e8410bd6615e0eb8f75",
>           "md5": "43d689f27adc2a0ba05b54ed0ae180eb"

Copilot reviewed 2 out of 4 changed files in this pull request and generated no comments.

Files not reviewed (2)

• src/functionalTest/kotlin/com/github/jengelman/gradle/plugins/shadow/transformers/TransformersTest.kt: Language not supported
• src/test/kotlin/com/github/jengelman/gradle/plugins/shadow/transformers/Log4j2PluginsCacheFileTransformerTest.kt: Language not supported