[S] Change in coreboot[master]: .gitmodules: Update goswid branch to v0.1

[Felix Singer (Code Review)]

Attention is currently required from: Maximilian Brune, Martin Roth.

Felix Singer has posted comments on this change. ( https://review.coreboot.org/c/coreboot/+/71617 )

Change subject: .gitmodules: Update goswid branch to v0.1
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Patch Set 2: Code-Review+1

(3 comments)

Commit Message:

https://review.coreboot.org/c/coreboot/+/71617/comment/e2c235d7_c37a8775 
PS2, Line 7: Update goswid branch to v0.1
Since it's not an update, I suggest:

Fix submodule revision to v0.1 tag

https://review.coreboot.org/c/coreboot/+/71617/comment/3192e444_9ff14b13 
PS2, Line 9: really
Remove `really`

https://review.coreboot.org/c/coreboot/+/71617/comment/5e50cc2e_fc890298 
PS2, Line 10: I am currently working on the goswid tool and don't want to accidentlly
Suggestion:

The goswid tool gets a rework and this shouldn't break coreboot builds.
  Therefore, a v0.1 tag was created to tie coreboot to a known working commit
  of goswid.