build(deps): combined dependency updates

[slisson]

Combines the open dependency PRs whose checks passed, cherry-picked onto main:

• build(deps): update actions/setup-python action to v7 - autoclosed #186 build(deps): update actions/setup-python action to v7
• build(deps): update actions/setup-node action to v7 - autoclosed #185 build(deps): update actions/setup-node action to v7
• build(deps): update actions/setup-java action to v6 - autoclosed #184 build(deps): update actions/setup-java action to v6

Not included:

• build(deps): bump actions/setup-java from 5.2.0 to 6.0.0 #181, build(deps): bump org.jetbrains.kotlin.jvm from 2.3.21 to 2.4.10 #176, build(deps): bump actions/setup-node from 6.4.0 to 7.0.0 #173, build(deps): bump actions/checkout from 6.0.3 to 7.0.1 #171, build(deps): bump actions/cache from 5.0.5 to 6.1.0 #164: already merged into main. The PRs are still open but their changes are on main.
• build(deps): update actions/setup-node digest to 949feb2 #169 (setup-node digest), build(deps): update actions/setup-java digest to b6effb0 - autoclosed #152 (setup-java digest): replaced by the major updates in build(deps): update actions/setup-node action to v7 - autoclosed #185 and build(deps): update actions/setup-java action to v6 - autoclosed #184.
• build(deps): update dependency java-jdk to v25 #187, build(deps): bump gradle-wrapper from 8.14.5 to 9.7.1 #180, build(deps): bump com.gradleup.shadow from 9.4.2 to 9.6.1 #177, build(deps): bump actions/setup-python from 6.2.0 to 7.0.0 #174, build(deps): update gradle to v9 #73: checks failing.

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