Update earthly/earthly digest to 1c27529 (#44)

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This PR contains the following updates:

| Package | Update | Change |
|---|---|---|
| earthly/earthly | digest | `23000c0` -> `1c27529` |

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.arg

@@ -1,3 +1,3 @@
 DOCKERHUB_USER=earthly
 IMAGE_NAME=dind
-EARTHLY_REPO_VERSION=23000c097b09ab967a7c3557e8e380038f762bf2
+EARTHLY_REPO_VERSION=1c27529a2524249e4f2a15c973ef6e5debfc4af0