Explicitly make Linux binaries executable and create Basetools tar fi…

…le. (#427)

## Description

This change address two issues related to executable files in the
basetools zip.

1. The artifacts published from the build stage of the basetools
pipelines will lose their executable attributes when downloaded in the
published phase. This change explicitly makes the binaries executable as
part of the publishing job for linux binaries. This could also be done
by zipping the binaries in the first stage of the pipeline, but the
added steps add little value over the simple chmod fix.

2. The python implementation of zipfile does not set the executable
filemode attributes when decrompressing a zip archive, so any zip extdep
with executable files will not be executable when downloaded in
extracted. Tar files do not have this same issue so this creates a
tarfile version of the basetools package to allow a work-around to this
issue. This is being tracked in pytools-extensions by
tianocore/edk2-pytool-extensions#579.

- [ ] Impacts functionality?
- [ ] Impacts security?
- [ ] Breaking change?
- [ ] Includes tests?
- [ ] Includes documentation?

## How This Was Tested

Tested on a forked release, and locally confirmed with an updated
extdep.

## Integration Instructions

N/A

.github/workflows/release-basetools.yml

@@ -113,15 +113,22 @@ jobs:
       - name: Stage Files
         run: mkdir ${{ runner.temp }}/basetools ;
           mv ${{ runner.temp }}/artifacts/basetools-GCC5-X64       ${{ runner.temp }}/basetools/Linux-x86 ;
+          chmod a+x ${{ runner.temp }}/basetools/Linux-x86/* ;
           mv ${{ runner.temp }}/artifacts/basetools-GCC5-AARCH64   ${{ runner.temp }}/basetools/Linux-ARM-64 ;
+          chmod a+x ${{ runner.temp }}/basetools/Linux-ARM-64/* ;
           mv ${{ runner.temp }}/artifacts/basetools-VS2022-IA32    ${{ runner.temp }}/basetools/Windows-x86 ;
           mv ${{ runner.temp }}/artifacts/basetools-VS2022-ARM     ${{ runner.temp }}/basetools/Windows-ARM ;
           mv ${{ runner.temp }}/artifacts/basetools-VS2022-AARCH64 ${{ runner.temp }}/basetools/Windows-ARM-64 ;
 
-      - name: Zip Files
-        run: cd ${{ runner.temp }} ; zip -r basetools-${{ github.event.release.tag_name }}.zip basetools/*
+      - name: Package Files
+        run: |
+          cd ${{ runner.temp }} ;
+          zip -r basetools-${{ github.event.release.tag_name }}.zip basetools/* ;
+          tar -czf basetools-${{ github.event.release.tag_name }}.tar.gz basetools/*
 
       - name: Upload Release Asset
         env:
           GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
-        run: gh release upload ${{ github.event.release.tag_name }} ${{ runner.temp }}/basetools-*.zip
+        run: |
+          gh release upload ${{ github.event.release.tag_name }} ${{ runner.temp }}/basetools-*.zip
+          gh release upload ${{ github.event.release.tag_name }} ${{ runner.temp }}/basetools-*.tar.gz