chore(master): release java-function-invoker 1.2.0 (GoogleCloudPlatfo…

…rm#154)

Co-authored-by: release-please[bot] <55107282+release-please[bot]@users.noreply.github.com>

[maven-release-plugin] copy for tag function-maven-plugin-0.10.2

[maven-release-plugin] copy for tag java-function-invoker-parent-1.1.1

[maven-release-plugin] copy for tag java-function-invoker-parent-1.1.0

[maven-release-plugin] copy for tag java-function-invoker-parent-1.0.3

[maven-release-plugin] copy for tag java-function-invoker-parent-1.0.2

[maven-release-plugin] copy for tag functions-framework-api-1.0.4

[maven-release-plugin] copy for tag java-function-invoker-parent-1.0.1

[maven-release-plugin] copy for tag functions-framework-api-1.0.3

[maven-release-plugin] copy for tag java-function-invoker-parent-1.0.0