Update to rra-c-util 8.2 and C TAP Harness 4.7

Update to rra-c-util 8.2:

* Implement explicit_bzero with memset if it is not available.
* Reformat all C source using clang-format 10.
* Work around Test::Strict not skipping .git directories.
* Fix warnings with perltidy 20190601 and Perl::Critic 1.134.
* Fix warnings with Clang 10, GCC 10, and the Clang static analyzer.

Update to C TAP Harness 4.7:

* Fix warnings with GCC 10.
* Reformat all C source using clang-format 10.
* Fixed malloc error checking in bstrndup.

1 files changed, 4 insertions, 3 deletions

diff --git a/tests/docs/pod-spelling-t b/tests/docs/pod-spelling-t
index 0419c24..04a89e5 100755
--- a/tests/docs/pod-spelling-t
+++ b/tests/docs/pod-spelling-t
@@ -6,7 +6,7 @@
 # which can be found at <https://www.eyrie.org/~eagle/software/rra-c-util/>.
 #
 # Written by Russ Allbery <eagle@eyrie.org>
-# Copyright 2016 Russ Allbery <eagle@eyrie.org>
+# Copyright 2016, 2019 Russ Allbery <eagle@eyrie.org>
 # Copyright 2012-2014
 #     The Board of Trustees of the Leland Stanford Junior University
 #
@@ -30,16 +30,17 @@
 #
 # SPDX-License-Identifier: MIT
 
-use 5.006;
+use 5.008;
 use strict;
 use warnings;
 
 use lib "$ENV{C_TAP_SOURCE}/tap/perl";
 
-use Test::More;
 use Test::RRA qw(skip_unless_author use_prereq);
 use Test::RRA::Automake qw(automake_setup perl_dirs);
 
+use Test::More;
+
 # Only run this test for the module author since the required stopwords are
 # too sensitive to the exact spell-checking program and dictionary.
 skip_unless_author('Spelling tests');