Restore 'Microsoft' and full version number in azurelinux-release

[anphel31]

Merge Checklist

All boxes should be checked before merging the PR (just tick any boxes which don't apply to this PR)

• The toolchain has been rebuilt successfully (or no changes were made to it)
• The toolchain/worker package manifests are up-to-date
• Any updated packages successfully build (or no packages were changed)
• Packages depending on static components modified in this PR (Golang, *-static subpackages, etc.) have had their Release tag incremented.
• Package tests (%check section) have been verified with RUN_CHECK=y for existing SPEC files, or added to new SPEC files
• All package sources are available
• cgmanifest files are up-to-date and sorted (./cgmanifest.json, ./toolkit/scripts/toolchain/cgmanifest.json, .github/workflows/cgmanifest.json)
• LICENSE-MAP files are up-to-date (./SPECS/LICENSES-AND-NOTICES/data/licenses.json, ./SPECS/LICENSES-AND-NOTICES/LICENSES-MAP.md, ./SPECS/LICENSES-AND-NOTICES/LICENSE-EXCEPTIONS.PHOTON)
• All source files have up-to-date hashes in the *.signatures.json files
• sudo make go-tidy-all and sudo make go-test-coverage pass
• Documentation has been updated to match any changes to the build system
• Ready to merge

---

Summary

What does the PR accomplish, why was it needed?
Restore 'Microsoft' and full version number in azurelinux-release; they were removed as part of #8028

Before (3.0.20240301 build):

Welcome to Azure Linux 3.0 (x86_64)

$ cat /etc/os-release
NAME="Azure Linux"
VERSION="3.0"
ID=azurelinux
VERSION_ID="3.0"
PRETTY_NAME="Azure Linux 3.0"
...

$ cat /etc/lsb-release
DISTRIB_ID="azurelinux"
DISTRIB_RELEASE="3.0"
DISTRIB_CODENAME=AzureLinux
DISTRIB_DESCRIPTION="Azure Linux 3.0"

$ cat /etc/azurelinux-release
Azure Linux 3.0
AZURELINUX_BUILD_NUMBER=a91c3fa

After:

Welcome to Microsoft Azure Linux 3.0 (x86_64)

$ cat /etc/os-release
NAME="Microsoft Azure Linux"
VERSION="3.0.20240307"
ID=azurelinux
VERSION_ID="3.0"
PRETTY_NAME="Microsoft Azure Linux 3.0"
...

$ cat /etc/lsb-release
DISTRIB_ID="azurelinux"
DISTRIB_RELEASE="3.0.20240307"
DISTRIB_CODENAME=AzureLinux
DISTRIB_DESCRIPTION="Microsoft Azure Linux 3.0"

$ cat /etc/azurelinux-release
Azure Linux 3.0.20240307
AZURELINUX_BUILD_NUMBER=a91c3fa

Change Log

• Change azurelinux-release

Does this affect the toolchain?

NO

Test Methodology

• Pipeline build id: https://dev.azure.com/mariner-org/mariner/_build/results?buildId=523030&view=results

[ddstreetmicrosoft]

why is this needed?