Bug 1771520: rebuild linux hostutils r=gbrown,Standard8

Special update of hostutils for https://bugzilla.mozilla.org/show_bug.cgi?id=1770727.

Based off of stack of 4 changes in D147083 (built in https://treeherder.mozilla.org/jobs?repo=try&revision=531283c395f1775c8e021c6d445ec977ece5c18a).

Differential Revision: https://phabricator.services.mozilla.com/D148421

testing/config/tooltool-manifests/linux64/hostutils.manifest

@@ -1,10 +1,10 @@
 [
   {
+    "filename": "host-utils-103.0a1.en-US.linux-x86_64.tar.gz",
+    "size": 112045741,
     "algorithm": "sha512",
-    "visibility": "public",
-    "filename": "host-utils-101.0a1.en-US.linux-x86_64.tar.gz",
+    "digest": "a23c8bfcea663a39adecddcd9564a4d6019533a2fbf2577c876d409d5ceed09627cab64afe833c75d4a167ef7fc9f5449106e5906f4041ac5feb157ebfc30e4b",
     "unpack": true,
-    "digest": "4848ad49e50725b3d58a137acc08bb56d7ca9730e6fe47b73501fc23620d0a1df3de87d4d13379df2a43c387e4a44d817ffa361aae3611176c96256eded5e702",
-    "size": 111112362
+    "visibility": "public"
   }
 ]