Relax update preciseness (#9758)

automerge

ci/dependabot-updater.sh

@@ -10,14 +10,25 @@ parsed_update_args="$(
     grep -o 'Bump.*$' |
     sed -r 's/Bump ([^ ]+) from ([^ ]+) to ([^ ]+)/-p \1:\2 --precise \3/'
 )"
+# relaxed_parsed_update_args is temporal measure...
+relaxed_parsed_update_args="$(
+  git log "$commit_range" --author "dependabot-preview" --oneline -n1 |
+    grep -o 'Bump.*$' |
+    sed -r 's/Bump ([^ ]+) from [^ ]+ to ([^ ]+)/-p \1 --precise \2/'
+)"
 package=$(echo "$parsed_update_args" | awk '{print $2}' | grep -o "^[^:]*")
 if [[ -n $parsed_update_args ]]; then
   # find other Cargo.lock files and update them, excluding the default Cargo.lock
   # shellcheck disable=SC2086
   for lock in $(git grep --files-with-matches '^name = "'$package'"$' :**/Cargo.lock); do
+    # it's possible our current versions are out of sync across lock files,
+    # in that case try to sync them up with $relaxed_parsed_update_args
     _ scripts/cargo-for-all-lock-files.sh \
       "$lock" -- \
-      update $parsed_update_args
+      update $parsed_update_args ||
+      _ scripts/cargo-for-all-lock-files.sh \
+        "$lock" -- \
+        update $relaxed_parsed_update_args
   done
 fi