Update git submodules

* Update frameworks/support from branch 'androidx-main'
  to 707f3c24940230c5b13b54d1bfe15bdfdaea57ed
  - Merge "Fixes hidden buttons when a Dialog has a long text" into androidx-main
  - Fixes hidden buttons when a Dialog has a long text
    
    Fixes an issue where a LazyColumn that is set as a text Composable for a
    dialog hides the dialog's buttons.
    
    Fixes: 216663029
    Test: AlertDialogTest
    Relnote: "Bug fix for hidden AlertDialog buttons when a long text is added with a LazyColumn."
    Change-Id: Ib2cc936b917bdb64c13fe92820c47482e0b1e200