Add a module statement to MODULE.bazel

Change-Id: I504517b5d582c4ce4a538761c41a6ccae6ec9305

MODULE.bazel

diff --git a/MODULE.bazel b/MODULE.bazel
index e8e41c7..ff6e039 100644
--- a/MODULE.bazel
+++ b/MODULE.bazel
@@ -1,6 +1,7 @@
-
 # MODULE.bazel
 
+module(name = "ceres-solver", version="head")
+
 bazel_dep(name = "abseil-cpp", version = "20240116.0")
 bazel_dep(name = "googletest", version = "1.14.0")
 bazel_dep(name = "eigen", version = "3.4.0")