Update LLVM & TF submodules

Automated submodule bump from .github/workflows/update_submodules.yml

Closes https://github.com/google/iree/pull/1310

PiperOrigin-RevId: 303761061
diff --git a/SUBMODULE_VERSIONS b/SUBMODULE_VERSIONS
index cf96f7a..36daf52 100644
--- a/SUBMODULE_VERSIONS
+++ b/SUBMODULE_VERSIONS
@@ -13,7 +13,7 @@
 f8bf11a0253a32375c32cad92c841237b96696c0 third_party/spirv_headers
 1346dd5de119d603686e260daf08f36958909a23 third_party/spirv_tools
 6652f0b6428777b5a4a3d191cc30d8b31366b999 third_party/swiftshader
-5ad4ed80bb0dc36d4bc89bb36643fc3244d23d41 third_party/tensorflow
+82ff6702ab409a88bfb070e5f3e8749e5865c303 third_party/tensorflow
 8a457f8552d8d47ce3a96ed80a714ff6396f8ad8 third_party/vulkan_extensionlayer
 9bd3f561bcee3f01d22912de10bb07ce4e23d378 third_party/vulkan_headers
 909f36b714c9239ee0b112a321220213a474ba53 third_party/vulkan_memory_allocator
diff --git a/third_party/tensorflow b/third_party/tensorflow
index 5ad4ed8..82ff670 160000
--- a/third_party/tensorflow
+++ b/third_party/tensorflow
@@ -1 +1 @@
-Subproject commit 5ad4ed80bb0dc36d4bc89bb36643fc3244d23d41
+Subproject commit 82ff6702ab409a88bfb070e5f3e8749e5865c303