fix: nightly subrepo mirror (#2520)

- Proper concurrency control on sequential gitrepo pushes to prevent
further breakage
- Manually aligning each 'parent' in the .gitrepo files to be the parent
of the last commit that was published, and each 'commit' to be the
latest commit in each repo that we reference

.github/workflows/mirror_repos.yml

@@ -6,9 +6,6 @@
 # action failing due to upstream changes, a manual resolution
 # PR with ./scripts/git_subrepo.sh pull will be needed.
 name: Mirror Repositories
-
-concurrency:
-  group: mirror-repositories
 on:
   schedule:
     # Run the workflow every night at 2:00 AM UTC.
@@ -38,6 +35,8 @@ jobs:
 
   mirror-to-build-system-repo:
     runs-on: ubuntu-latest
+    # Force sequential.
+    needs: mirror-to-docs-repo
     steps:
       - name: Checkout
         uses: actions/checkout@v3
@@ -59,6 +58,8 @@ jobs:
 
   mirror-to-barretenberg-repo:
     runs-on: ubuntu-latest
+    # Force sequential.
+    needs: mirror-to-build-system-repo
     steps:
       - name: Checkout
         uses: actions/checkout@v3
@@ -80,6 +81,8 @@ jobs:
 
   mirror-to-aztec-nr-repo:
     runs-on: ubuntu-latest
+    # Force sequential.
+    needs: mirror-to-barretenberg-repo
     steps:
       - name: Checkout
         uses: actions/checkout@v3
@@ -97,4 +100,4 @@ jobs:
             git rebase origin/master
             git commit --amend -m "$(git log -1 --pretty=%B) [skip ci]"
             git push
-          fi
+          fi

barretenberg/.gitrepo

@@ -5,8 +5,8 @@
 ;
 [subrepo]
 	remote = https://github.com/AztecProtocol/barretenberg
-	branch = main
-	commit = ae9f99c3caf0213882d843577374b03871cc7092
-	parent = c8a5cfb375b498475503c12cc83fcdba39f2ec5f
+	branch = master
+	commit = 16c9bec3e171dd4704ba641735a28f0bf340d564
+	parent = b62c4de76264a4fa214c4a61841ef7199f970fde
 	method = merge
 	cmdver = 0.4.6

build-system/.gitrepo

@@ -6,7 +6,7 @@
 [subrepo]
 	remote = https://github.com/AztecProtocol/build-system
 	branch = master
-	commit = 138c4eab1574d71c26f386a866f453a540802a06
-	parent = 1368b55d0a9bc9ea61e29bb095ca62aa6902645f
+	commit = 28dbd553e75d68b74dec3c3749cefefe3f600028
+	parent = 5f158708d7a667769c3d318c652f37260b59ba0a
 	method = merge
 	cmdver = 0.4.6

docs/.gitrepo

@@ -6,7 +6,7 @@
 [subrepo]
 	remote = https://github.com/AztecProtocol/docs
 	branch = main
-	commit = 20fe6bd3ec37c32516ddd799918f5f268279b506
-	parent = bf2651e714e148cdd0a625a435fe1ee64d762ffb
+	commit = 4e06fd2d8b43cca83eae9fb04947131e8e5ad091
+	parent = 6223a94d09b7aa1cce23ea13b589495e15830540
 	method = merge
 	cmdver = 0.4.6