[build_usd.py] Update image format dependencies

[nvidia-jomiller]

Description of Change(s)

Updates image format dependencies to more recent versions

• libtiff v4.0.7 -> v4.6.0
• libjpeg v2.0.1 -> v3.0.2
• libpng v1.6.38 -> v1.6.43
• zlib v1.2.13 -> v1.3.1

Fixes Issue(s)

-

• [x] I have verified that all unit tests pass with the proposed changes
• [x] I have submitted a signed Contributor License Agreement

[jesschimein]

Filed as internal issue #USD-9649

[jesschimein]

/AzurePipelines run

[azure-pipelines[bot]]

Azure Pipelines successfully started running 1 pipeline(s).