backport to fix #16132

[doste]

Backport to have this fix: https://github.com/pharo-project/pharo/pull/16206/files on Pharo11

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[jecisc]

I restarted the CI 

[jecisc]

It has been two times that the build fail with:

etacelloNotification: ...RETRY->BaselineOfMicrodown

MetacelloNotification: ...RETRY->BaselineOfMicrodown

FileDoesNotExistException: '/tmp/github--pillarmarkupMicrodownintegration211177366495779428173017047329535926099.zip'

File>>openForWrite:

File>>openForRead

File>>readStream

FileHandle>>binaryReadStream

FileSystem>>binaryReadStreamOn:

FileReference>>binaryReadStream

ZipArchive>>readFrom:

MetacelloPharo30Platform(MetacelloPharoPlatform)>>downloadZipArchive:to:

MCGitHubRepository class(MCGitBasedNetworkRepository class)>>projectDirectoryFrom:version:

MCGitHubRepository(MCGitBasedNetworkRepository)>>calculateRepositoryDirectory

MCGitHubRepository(MCGitBasedNetworkRepository)>>resolveLocalRespository

MCGitHubRepository(MCGitBasedNetworkRepository)>>ensureLocalRepository

MCGitHubRepository(MCGitBasedNetworkRepository)>>localRepository

MCGitHubRepository(MCGitBasedNetworkRepository)>>goferReferences

[ aRepository goferReferences asSortedCollection asArray ] in MetacelloGofer(Gofer)>>basicReferencesIn: in Block: [ aRepository goferReferences asSortedCollecti[..]

FullBlockClosure(BlockClosure)>>on:do:

MetacelloGofer(Gofer)>>basicReferencesIn:

[ :cache | 

			^ cache at: aRepository put: (super basicReferencesIn: aRepository) ] in MetacelloGofer>>basicReferencesIn: in Block: [ :cache | ...

[:dict | | cache |

			cache := dict at: cacheName ifAbsent: [].

			cache ~~ nil

				ifTrue: [ | value hasEntry |

					hasEntry := true.

					value := cache at: key ifAbsent: [ hasEntry := false ].

[jecisc]

Do we keep backporting to P11 when P12 is stable?

[Ducasse]

Nope but this is one is important so if it takes less than 5 min let us do it

[jecisc]

The problem is that the P11 build seems to fail and I don't know why :/