I20220113-1800
Added SynhronizedOverflowingLRUCache to PDE and changed ApiModelCache & UseScanManager to use this cache. Change-Id: I1469e32f809d5aceb111623faa697019a2188dfc Signed-off-by: Andrey Loskutov <loskutov@gmx.de> Reviewed-on: https://git.eclipse.org/r/c/pde/eclipse.pde.ui/+/189606 Tested-by: PDE Bot <pde-bot@eclipse.org>