main: Log ManifestParseError exception messages

This lets us see manifest parsing error messages again.

Change-Id: I2d90b97cfb50e4520f79e75fa0d648c373b49e98
Reviewed-on: https://gerrit-review.googlesource.com/c/git-repo/+/391477
Reviewed-by: Mike Frysinger <vapier@google.com>
Commit-Queue: Łukasz Patron <priv.luk@gmail.com>
Tested-by: Łukasz Patron <priv.luk@gmail.com>
diff --git a/main.py b/main.py
index 604de76..47dcde1 100755
--- a/main.py
+++ b/main.py
@@ -48,6 +48,7 @@
 from error import GitcUnsupportedError
 from error import InvalidProjectGroupsError
 from error import ManifestInvalidRevisionError
+from error import ManifestParseError
 from error import NoManifestException
 from error import NoSuchProjectError
 from error import RepoChangedException
@@ -439,6 +440,7 @@
         except (
             DownloadError,
             ManifestInvalidRevisionError,
+            ManifestParseError,
             NoManifestException,
         ) as e:
             logger.error("error: in `%s`: %s", " ".join([name] + argv), e)