maint: style check C++ files in liboctave/ ahead of 7.1 release. * Array.cc, Array.h, CMatrix.cc, CSparse.cc, MArray.cc, MSparse.cc, MatrixType.cc, MatrixType.h, Range.cc, Range.h, Sparse.cc, Sparse.h, dMatrix.cc, dSparse.cc, fCMatrix.cc, fCMatrix.h, fMatrix.cc, fMatrix.h, idx-vector.cc, idx-vector.h, CollocWt.cc, CollocWt.h, DASPK.cc, DASRT.cc, DASSL.cc, EIG.cc, LSODE.cc, Quad.cc, aepbalance.cc, chol.cc, eigs-base.cc, gepbalance.cc, gsvd.cc, lo-amos-proto.h, lo-arpack-proto.h, lo-blas-proto.h, lo-lapack-proto.h, lo-qrupdate-proto.h, lo-specfun.cc, oct-convn.h, oct-fftw.h, oct-norm.cc, oct-spparms.cc, randmtzig.cc, sparse-chol.cc, sparse-dmsolve.cc, sparse-lu.cc, sparse-qr.cc, sparse-qr.h, svd.cc, file-ops.cc, file-stat.cc, lo-sysinfo.cc, oct-env.cc, f77-fcn.h, lo-cutils.h, lo-ieee.h, lo-regexp.cc, lo-utils.cc, oct-binmap.h, oct-inttypes.h, oct-sparse.cc, oct-sparse.h, oct-string.cc, url-transfer.cc: Style check C++ files in liboctave/ ahead of 7.1 release.

--- a/liboctave/system/file-ops.cc	Sun Nov 28 16:31:21 2021 -0500
+++ b/liboctave/system/file-ops.cc	Mon Nov 29 10:03:47 2021 -0800
@@ -722,10 +722,10 @@
       DWORD len = GetFinalPathNameByHandleW (h_file, buffer, buf_size,
                                              FILE_NAME_NORMALIZED);
       if (len >= buf_size)
-      {
+        {
           msg = "Error querying normalized name for \"" + name + "\"";
           return retval;
-      }
+        }
 
       retval = u8_from_wstring (std::wstring (buffer, len));