Remove semicolon(s) from 3 files inc deeplearning/fbgemm/fb/FbgemmFP3…

…2.h (pytorch#2339)

Summary:
Pull Request resolved: pytorch#2339

`-Wextra-semi` or `-Wextra-semi-stmt` found an extra semi

If the code compiles, this is safe to land.

Reviewed By: palmje, dmm-fb

Differential Revision: D53776044

fbshipit-source-id: 6aea9b08da6e17e326cdbc3411cd25191c2e7ce3

test/EmbeddingSpMDMTest.cc

@@ -62,7 +62,7 @@ class rowwiseSparseEmbeddingSpMDMTest
 
 class IndexRemapTest
     : public testing::TestWithParam<tuple<int, int, int, bool, bool>> {};
-}; // namespace
+} // namespace
 
 vector<int> prefetch_distances = {0, 16, 1000000};
 

test/EmbeddingSpMDMTestUtils.h

@@ -59,4 +59,4 @@ int CreateMappingTableForRowWiseSparsity(
     int num_rows,
     float sparsity);
 
-}; // namespace fbgemm
+} // namespace fbgemm