[PyTorch] Fix linter warnings (#1041)

Fix linter warnings
Signed-off-by: Tim Moon <tmoon@nvidia.com>

transformer_engine/pytorch/csrc/comm_gemm_overlap.h

@@ -67,7 +67,7 @@ class UbufBootstrapCallbacks : torch::CustomClassHolder {
 #ifndef NVTE_UB_WITH_MPI
     NVTE_ERROR("Internal TE error: Dummy UbufBootstrapCallbacks init without NVTE_UB_WITH_MPI=1!");
 #endif
-  };  // empty constructor for NVTE_UB_WITH_MPI=1
+  }  // empty constructor for NVTE_UB_WITH_MPI=1
 
   UbufBootstrapCallbacks(c10d::ProcessGroup *world_group, c10d::ProcessGroup *intra_node_group) {
     pgs.insert({"world", world_group});

transformer_engine/pytorch/csrc/userbuffers/userbuffers-host.cpp

@@ -377,7 +377,7 @@ int create_communicator_grouped2_mpi(communicator **comm, int pipegpus, int pipe
 
   char(*hostnames)[MPI_MAX_PROCESSOR_NAME] =
       static_cast<char(*)[MPI_MAX_PROCESSOR_NAME]>(malloc(numranks * MPI_MAX_PROCESSOR_NAME));
-  strcpy(hostnames[myrank], hostname);
+  strcpy(hostnames[myrank], hostname);  // NOLINT(*)
   for (int n = 0; n < numranks; n++)
     UB_MPI_CHECK(MPI_Bcast(&(hostnames[n]), MPI_MAX_PROCESSOR_NAME, MPI_CHAR, n, EXT_COMM_WORLD));
   qsort(hostnames, numranks, MPI_MAX_PROCESSOR_NAME, stringCmp);