RFR: 8282944: GHA: Add Alpine Linux x86_64 pre-integration check [v3]

[George Adams]

> Adds Alpine build CI job to the GitHub actions submit.yml. I can add tests too if people think that would be useful but for now I've left it as just build.

George Adams has refreshed the contents of this pull request, and previous commits have been removed. The incremental views will show differences compared to the previous content of the PR. The pull request contains one new commit since the last revision:

  change upload bundle ID

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Changes:
  - all: https://git.openjdk.java.net/jdk/pull/7771/files
  - new: https://git.openjdk.java.net/jdk/pull/7771/files/7bc055c4..f58ec3be

Webrevs:
 - full: https://webrevs.openjdk.java.net/?repo=jdk&pr=7771&range=02
 - incr: https://webrevs.openjdk.java.net/?repo=jdk&pr=7771&range=01-02

  Stats: 2 lines in 1 file changed: 0 ins; 0 del; 2 mod
  Patch: https://git.openjdk.java.net/jdk/pull/7771.diff
  Fetch: git fetch https://git.openjdk.java.net/jdk pull/7771/head:pull/7771

PR: https://git.openjdk.java.net/jdk/pull/7771