[Renovate] Update Rust crate serde to 1.0.170

[renovate]

This PR contains the following updates:

Package	Type	Update	Change
serde (source)	dependencies	patch	1.0.169 -> 1.0.170

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Release Notes

serde-rs/serde (serde)

v1.0.170

Compare Source

• Produce error message on suffixed string literals inside serde attributes (#​2242)
• Support single identifier as unbraced default value for const generic parameter (#​2449)

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[github-actions]

Filename                               Stmts    Miss  Cover    Missing
-----------------------------------  -------  ------  -------  ---------------------------------------
src/application.rs                        42      42  0.00%    100-172
src/cffreference.rs                       72       0  100.00%
src/increment_version.rs                  90      19  78.89%   123-124, 130-137, 150-155, 216, 231-240
src/macros.rs                             17       0  100.00%
src/running.rs                             4       0  100.00%
src/version.rs                            47       0  100.00%
src/graphing/agd.rs                      156       0  100.00%
src/graphing/graph.rs                    146       0  100.00%
src/changelog/comment_changes.rs         145     145  0.00%    98-364
src/changelog/fragment.rs                 56      35  37.50%   100-162
src/changelog/ronlog.rs                  120      72  40.00%   48-239
src/pattern/buffer.rs                     21       0  100.00%
src/pattern/io_processor.rs               17      17  0.00%    72-155
src/pattern/writer.rs                     75      30  60.00%   133-152, 187-197, 229-257
src/traits/append_as_line.rs               9       0  100.00%
src/traits/colour_message.rs               8       0  100.00%
src/traits/convert_buffer.rs              21       0  100.00%
src/traits/prefer.rs                       3       0  100.00%
src/traits/read_file.rs                   30      19  36.67%   54-55, 69-70, 78-94, 105-115
src/traits/rusty_object_notation.rs        8       0  100.00%
src/traits/to_stderr.rs                    4       0  100.00%
TOTAL                                   1091     379  65.26%