Add an option for not merging srcs and class files when releasing a product.
Add an option for not merging srcs and class files when releasing a product.

Use that option in jsinterop annotations as srcs should not be packaged in the jar file.
Refactor the reading parameter part of deploy.sh

PiperOrigin-RevId: 269727671

google/jsinterop-annotations,google/jsinterop-annotations