RFR: 8359257: Create accessibility protocol for TabGroup component

[Andy Goryachev]

On Wed, 11 Jun 2025 21:13:12 GMT, Alexander Zuev <kizune at openjdk.org> wrote:

> Create implementation of the TabGroup protocol and assign it to TAB_PANE and PAGINATION roles.

modules/javafx.graphics/src/main/native-glass/mac/a11y/JFXTabGroupAccessibility.m line 57:

> 55:     if (env == NULL) return NULL;
> 56:     jresult = (jobject)(*env)->CallLongMethod(env, [self getJAccessible],
> 57:                                                   jAccessibilityAttributeValue, (jlong)@"AXTabs");

minor: the indentation is off

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PR Review Comment: https://git.openjdk.org/jfx/pull/1823#discussion_r2141173169