chore(deps): update actions/setup-java action to v2.4.0

[renovate]

This PR contains the following updates:

Package	Type	Update	Change
actions/setup-java	action	minor	v2.3.1 -> v2.4.0

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Release Notes

actions/setup-java

v2.4.0

Compare Source

In scope of this pull request we add support for Liberica JDK (https://github.com/actions/setup-java/pull/225).

steps:
  - name: Checkout
    uses: actions/checkout@v2
  - name: Setup-java
    uses: actions/setup-java@v2
    with:
      distribution: liberica
      java-version: 11

Supported distributions

Currently, the following distributions are supported:

Keyword	Distribution	Official site	License
zulu	Zulu OpenJDK	Link	Link
adopt or adopt-hotspot	Adopt OpenJDK Hotspot	Link	Link
adopt-openj9	Adopt OpenJDK OpenJ9	Link	Link
temurin	Eclipse Temurin	Link	Link
liberica	Liberica JDK	Link	Link

Update actions/cache dependency to 1.0.8 version.

We updated actions/cache depdendency to the latest version (1.0.8). For more information please refer to the toolkit/cache.

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