AAPT2: Fix typo in Config parsing

The 'any' syntax of a configuration is rarely used so this has not been
an issue in the field.

Test: none
Bug: 65645766
Change-Id: Icb9cb2d5ad061e3ea1c43dc1cd7ca2f222965cdc
Merged-In: Icb9cb2d5ad061e3ea1c43dc1cd7ca2f222965cdc