Remove obsolete --strict argument from bazel_to_cmake.

Depends on https://github.com/google/iree/pull/1549

Closes https://github.com/google/iree/pull/1552

COPYBARA_INTEGRATE_REVIEW=https://github.com/google/iree/pull/1552 from ScottTodd:bazel-to-cmake-cleanup bddcefd4a36426b1b27f1b79f2fd00a0a9df6b77
PiperOrigin-RevId: 306874925
diff --git a/build_tools/bazel_to_cmake/bazel_to_cmake.py b/build_tools/bazel_to_cmake/bazel_to_cmake.py
index 9dd65bc..ed70b9c 100755
--- a/build_tools/bazel_to_cmake/bazel_to_cmake.py
+++ b/build_tools/bazel_to_cmake/bazel_to_cmake.py
@@ -52,12 +52,6 @@
       help="Prints results instead of writing files",
       action="store_true",
       default=False)
-  # TODO(b/149926655): Remove this after updating callers
-  parser.add_argument(
-      "--strict",
-      help="[OBSOLETE] Inverse of --allow_partial_conversion",
-      action="store_true",
-      default=False)
   parser.add_argument(
       "--allow_partial_conversion",
       help="Generates partial files, ignoring errors during conversion",