[torchmlir-bump] Bump torch-mlir to 99848265c388 (#18579)

This patch updates torch-mlir to
https://github.com/llvm/torch-mlir/commit/99848265c388099f500de9eac235bf0e2c9ccc0d

Signed-off-by: Gaurav Shukla <gaurav@nod-labs.com>
diff --git a/third_party/torch-mlir b/third_party/torch-mlir
index d6cf718..9984826 160000
--- a/third_party/torch-mlir
+++ b/third_party/torch-mlir
@@ -1 +1 @@
-Subproject commit d6cf718f103a50e57d39ffb85a878bc8ba1ca16a
+Subproject commit 99848265c388099f500de9eac235bf0e2c9ccc0d