fix bazel build and delete 'Op' suffix in filename

Author: Vremold

lib/Conversion/TorchToMhlo/CMakeLists.txt

@@ -5,7 +5,7 @@ add_mlir_conversion_library(TorchMLIRTorchToMhlo
   GatherOp.cpp
   ViewLikeOps.cpp
   ReductionOp.cpp
-  PoolingOp.cpp
+  Pooling.cpp
 
   ADDITIONAL_HEADER_DIRS
   ${PROJECT_SOURCE_DIR}/include/torch-mlir/Conversion/TorchToMhlo

lib/Conversion/TorchToMhlo/PoolingOp.cpp renamed to lib/Conversion/TorchToMhlo/Pooling.cpp

@@ -452,6 +452,7 @@ cc_library(
         "lib/Conversion/TorchToMhlo/GatherOp.cpp",
         "lib/Conversion/TorchToMhlo/ViewLikeOps.cpp",
         "lib/Conversion/TorchToMhlo/ReductionOp.cpp",
+        "lib/Conversion/TorchToMhlo/Pooling.cpp",
         "lib/Conversion/TorchToMhlo/MhloLegalizeUtils.h",
         "lib/Conversion/TorchToMhlo/PopulatePatterns.h",
         "lib/Conversion/PassDetail.h",