Log Message:
firefox102: Update to 102.15.0

Add some fixes from www/firefox, thanks a lot tnn@.

Security Vulnerabilities fixed in Firefox ESR 102.15

    #CVE-2023-4573: Memory corruption in IPC CanvasTranslator

    #CVE-2023-4574: Memory corruption in IPC ColorPickerShownCallback

    #CVE-2023-4575: Memory corruption in IPC FilePickerShownCallback

    #CVE-2023-4576: Integer Overflow in RecordedSourceSurfaceCreation

    #CVE-2023-4581: XLL file extensions were downloadable without warnings

    #CVE-2023-4584: Memory safety bugs fixed in Firefox 117, Firefox ESR 102.15,
    Firefox ESR 115.2, Thunderbird 102.15, and Thunderbird 115.2