chore: upgrade to Aspect Workflows 5.9.20 (#784)

.aspect/workflows/deps.bzl

diff --git a/.aspect/workflows/deps.bzl b/.aspect/workflows/deps.bzl
index 4383500..9eb626d 100644
--- a/.aspect/workflows/deps.bzl
+++ b/.aspect/workflows/deps.bzl
@@ -4,12 +4,12 @@
 load("@bazel_tools//tools/build_defs/repo:utils.bzl", "maybe")
 
 # TODO: move this to a rule set so repositories on Aspect Workflows can avoid this boilerplate
-rosetta_version = "5.9.18"
+rosetta_version = "5.9.20"
 rosetta_integrity = {
-    "darwin_aarch64": "sha256-FwZJbIQU7dK383jBrcssWUk3yhoQIxd5aXhl0MR7Bs0=",
-    "darwin_x86_64": "sha256-9Qh9vcKYrS21CsYnNQxLrwo+pCVBkdayhxadNvRvF+k=",
-    "linux_aarch64": "sha256-ADa3zHJsZCHBwxpg8k7Chxj9ASFGm3X6X/vs8BtHPnI=",
-    "linux_x86_64": "sha256-YsvBN8YRAIOfaOXg3ZyE/Kv8iLulgmkt1M8HXruQ1Es=",
+    "darwin_aarch64": "sha256-I96xqdd6RPynGH2p5ONTeMq3H/qj8isqxvkmiDU9mds=",
+    "darwin_x86_64": "sha256-O2djFclpqAUhRzVX6g8+/VPEa3DOUQd/MNZ5dhn2DB0=",
+    "linux_aarch64": "sha256-CwuppvKXAA8M039LcZ7UBgwsSLgYpI8jU+F+FmVQSqE=",
+    "linux_x86_64": "sha256-VluCCV+3w+YNLxM0c13SKsfELpAtdMTGFKqcMWsgymw=",
 }
 
 # https://github.com/suzuki-shunsuke/circleci-config-merge/releases

.aspect/workflows/terraform/workflows.tf

diff --git a/.aspect/workflows/terraform/workflows.tf b/.aspect/workflows/terraform/workflows.tf
index 1678944..3fc6cf6 100644
--- a/.aspect/workflows/terraform/workflows.tf
+++ b/.aspect/workflows/terraform/workflows.tf
@@ -16,7 +16,7 @@
   region  = local.region
 
   # Aspect Workflows terraform module
-  source = "https://s3.us-east-2.amazonaws.com/static.aspect.build/aspect/5.9.18/terraform-gcp-aspect-workflows.zip"
+  source = "https://s3.us-east-2.amazonaws.com/static.aspect.build/aspect/5.9.20/terraform-gcp-aspect-workflows.zip"
 
   # Network properties
   network    = google_compute_network.workflows_network.id