TLS: Allow input brace depth of 3
TLS: Allow input brace depth of 3

ScriptedViewCenter and ScriptedViewPosition take inputs with a brace depth of 3,
this is the input type KeyedVec3dInput.

Signed-off-by: Geoffrey Savinkoff <68a1749264702001368349bd5dce5335e81284ad@ausenco.com>
Signed-off-by: Harvey Harrison <eadbd6b462bf3c97df0300a934c12bc2e5d1fe51@ausenco.com>

jaamsim/jaamsim,jaamsim/jaamsim,jaamsim/jaamsim,jaamsim/jaamsim