Add python bazel deps needed to run resolver component tests
diff --git a/third_party/incremental.BUILD b/third_party/incremental.BUILD
new file mode 100644
index 0000000..f2a06b4
--- /dev/null
+++ b/third_party/incremental.BUILD
@@ -0,0 +1,10 @@
+py_library(
+    name = "incremental",
+    srcs = glob(["src/incremental/*.py"]),
+    imports = [
+        "src",
+    ],
+    visibility = [
+        "//visibility:public",
+    ],
+)