kiji-schema: Update dependencies for BentoBox 1.2.6 consistency.

commit: https://github.com/kijiproject/kiji-schema/commit/540b41e19c3fd97aa6d9fcd6572ecee182d219b4
kiji-schema-shell: Update dependencies for BentoBox 1.2.6 consistency.

commit: https://github.com/kijiproject/kiji-schema-shell/commit/f4b7592ce05ccaf04a67c2c99a0dd9132be1063b