Bump jx-release-version version to 2.7.6

[jenkins-infra-updatecli]

Bump jx-release-version version

Update the `jx-release-version` version in the tools-versions.yml file

change detected: * key "$.jxreleaseversion_version" updated from "2.7.3" to "2.7.6", in file "provisioning/tools-versions.yml"

2.7.6

Release published on the 2024-09-02 13:13:08 +0000 UTC at the url https://github.com/jenkins-x-plugins/jx-release-version/releases/tag/v2.7.6

## Changes in version 2.7.6

### Chores

* deps: bump golang.org/x/net from 0.19.0 to 0.23.0 (dependabot[bot])

Update the `jx-release-version` version in the goss test

change detected: * key "$.command.jx-release-version.stdout[0]" updated from "2.7.3" to "2.7.6", in file "tests/goss-common.yaml"

2.7.6

Release published on the 2024-09-02 13:13:08 +0000 UTC at the url https://github.com/jenkins-x-plugins/jx-release-version/releases/tag/v2.7.6

## Changes in version 2.7.6

### Chores

* deps: bump golang.org/x/net from 0.19.0 to 0.23.0 (dependabot[bot])

Jenkins pipeline link

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