Bump rxjava from 3.1.3 to 3.1.5

[dependabot[bot]]

Bumps rxjava from 3.1.3 to 3.1.5.

Release notes

Sourced from rxjava's releases.

v3.1.5

Maven JavaDocs

Dependencies

• Upgrade to Reactive Streams 1.0.4 (#7424)

Other

• Remove @NonNull return anotations from void methods (#7425)

3.1.4

Version 3.1.4 - March 21nd, 2022

Maven JavaDocs

Documentation

• Apply the Javadoc format cleanup to Disposable.html (#7393)
• Fix marbles of first(T) (#7400)

Other

• Move nullness annotation to use sites of Supplier (#7385)

Commits

• 8845371 Bump mockito-core from 4.5.1 to 4.6.0 (#7426)
• ebdccf4 Bump reactiveStreamsVersion from 1.0.3 to 1.0.4 (#7424)
• 4a665c9 Remove @​NonNull annotations for functions with void return type (#7425)
• 23c9f4d Undo permissions on snapshot and release GHA
• cc6d9a7 Set permissions for GitHub actions (#7410)
• e24bc60 Bump mockito-core from 4.5.0 to 4.5.1 (#7414)
• 64d35d3 Bump mockito-core from 4.4.0 to 4.5.0 (#7413)
• 31ec3f4 Bump actions/cache from 3.0.1 to 3.0.2 (#7412)
• 24a1fb0 Bump actions/setup-java from 2 to 3 (#7411)
• 6bdacb4 Bump codecov/codecov-action from 2.1.0 to 3 (#7409)
• Additional commits viewable in compare view

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