[mlir][integration_test] Linalg Conv folder renamed to CPU

Changing directory name to reflect naming convention discussed here:
https://llvm.discourse.group/t/vectorops-rfc-add-suite-of-integration-tests-for-vector-dialect-operations/1213

Differential Revision: https://reviews.llvm.org/D87678
diff --git a/mlir/integration_test/Dialect/Linalg/Conv/test-conv-1d-call.mlir b/mlir/integration_test/Dialect/Linalg/CPU/test-conv-1d-call.mlir
similarity index 100%
rename from mlir/integration_test/Dialect/Linalg/Conv/test-conv-1d-call.mlir
rename to mlir/integration_test/Dialect/Linalg/CPU/test-conv-1d-call.mlir
diff --git a/mlir/integration_test/Dialect/Linalg/Conv/test-conv-1d-ncw-call.mlir b/mlir/integration_test/Dialect/Linalg/CPU/test-conv-1d-ncw-call.mlir
similarity index 100%
rename from mlir/integration_test/Dialect/Linalg/Conv/test-conv-1d-ncw-call.mlir
rename to mlir/integration_test/Dialect/Linalg/CPU/test-conv-1d-ncw-call.mlir
diff --git a/mlir/integration_test/Dialect/Linalg/Conv/test-conv-1d-nwc-call.mlir b/mlir/integration_test/Dialect/Linalg/CPU/test-conv-1d-nwc-call.mlir
similarity index 100%
rename from mlir/integration_test/Dialect/Linalg/Conv/test-conv-1d-nwc-call.mlir
rename to mlir/integration_test/Dialect/Linalg/CPU/test-conv-1d-nwc-call.mlir
diff --git a/mlir/integration_test/Dialect/Linalg/Conv/test-conv-2d-call.mlir b/mlir/integration_test/Dialect/Linalg/CPU/test-conv-2d-call.mlir
similarity index 100%
rename from mlir/integration_test/Dialect/Linalg/Conv/test-conv-2d-call.mlir
rename to mlir/integration_test/Dialect/Linalg/CPU/test-conv-2d-call.mlir
diff --git a/mlir/integration_test/Dialect/Linalg/Conv/test-conv-2d-nchw-call.mlir b/mlir/integration_test/Dialect/Linalg/CPU/test-conv-2d-nchw-call.mlir
similarity index 100%
rename from mlir/integration_test/Dialect/Linalg/Conv/test-conv-2d-nchw-call.mlir
rename to mlir/integration_test/Dialect/Linalg/CPU/test-conv-2d-nchw-call.mlir
diff --git a/mlir/integration_test/Dialect/Linalg/Conv/test-conv-2d-nhwc-call.mlir b/mlir/integration_test/Dialect/Linalg/CPU/test-conv-2d-nhwc-call.mlir
similarity index 100%
rename from mlir/integration_test/Dialect/Linalg/Conv/test-conv-2d-nhwc-call.mlir
rename to mlir/integration_test/Dialect/Linalg/CPU/test-conv-2d-nhwc-call.mlir
diff --git a/mlir/integration_test/Dialect/Linalg/Conv/test-conv-3d-call.mlir b/mlir/integration_test/Dialect/Linalg/CPU/test-conv-3d-call.mlir
similarity index 100%
rename from mlir/integration_test/Dialect/Linalg/Conv/test-conv-3d-call.mlir
rename to mlir/integration_test/Dialect/Linalg/CPU/test-conv-3d-call.mlir
diff --git a/mlir/integration_test/Dialect/Linalg/Conv/test-conv-3d-ncdhw-call.mlir b/mlir/integration_test/Dialect/Linalg/CPU/test-conv-3d-ncdhw-call.mlir
similarity index 100%
rename from mlir/integration_test/Dialect/Linalg/Conv/test-conv-3d-ncdhw-call.mlir
rename to mlir/integration_test/Dialect/Linalg/CPU/test-conv-3d-ncdhw-call.mlir
diff --git a/mlir/integration_test/Dialect/Linalg/Conv/test-conv-3d-ndhwc-call.mlir b/mlir/integration_test/Dialect/Linalg/CPU/test-conv-3d-ndhwc-call.mlir
similarity index 100%
rename from mlir/integration_test/Dialect/Linalg/Conv/test-conv-3d-ndhwc-call.mlir
rename to mlir/integration_test/Dialect/Linalg/CPU/test-conv-3d-ndhwc-call.mlir