[Renovate] Update Rust crate git2 to 0.18.2

[renovate]

This PR contains the following updates:

Package	Type	Update	Change
git2	dependencies	patch	0.18.1 -> 0.18.2

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Release Notes

rust-lang/git2-rs (git2)

v0.18.2

Compare Source

0.18.1...0.18.2

Added

• Added opts::set_ssl_cert_file and opts::set_ssl_cert_dir for setting Certificate Authority file locations.
  #​997
• Added TreeIter::nth which makes jumping ahead in the iterator more efficient.
  #​1004
• Added Repository::find_commit_by_prefix to find a commit by a shortened hash.
  #​1011
• Added Repository::find_tag_by_prefix to find a tag by a shortened hash.
  #​1015
• Added Repository::find_object_by_prefix to find an object by a shortened hash.
  #​1014

Changed

• ❗ Updated to libgit2 1.7.2.
  This fixes CVE-2024-24575 and CVE-2024-24577.
  #​1017

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[github-actions]

Filename                            Stmts    Miss  Cover    Missing
--------------------------------  -------  ------  -------  -------------------------------------
src/graphing/agd.rs                   228       2  99.12%   356, 378
src/graphing/graph.rs                 219       0  100.00%
src/traits/append_as_line.rs           12       0  100.00%
src/traits/colour_message.rs           19       0  100.00%
src/traits/convert_buffer.rs           30       0  100.00%
src/traits/file_formats.rs             25       0  100.00%
src/traits/read_file.rs                56      56  0.00%    46-153
src/traits/to_stderr.rs                 6       0  100.00%
src/traits/prefer.rs                    5       0  100.00%
src/pattern/writer.rs                 125      51  59.20%   136-141, 148-156, 190-202, 234-264
src/pattern/buffer.rs                  33       0  100.00%
src/pattern/io_processor.rs            56      56  0.00%    77-173
src/version.rs                         69       0  100.00%
src/running.rs                          8       0  100.00%
src/increment_version.rs              179      26  85.47%   31-47, 115-117, 136, 142-147, 253-270
src/macros.rs                          23       0  100.00%
src/utilities.rs                       94       7  92.55%   22-26, 64-77, 145
src/complain.rs                       238      11  95.38%   30-75
src/main.rs                             3       3  0.00%    22-24
src/application.rs                     35      35  0.00%    32-146
src/cff/cffreference.rs               109       0  100.00%
src/cff/cff_create.rs                 226       2  99.12%   237-245
src/changelog/comment_changes.rs      275     275  0.00%    25-473
src/changelog/fragment.rs             128       2  98.44%   138, 146
src/changelog/ronlog.rs               227     162  28.63%   27-288, 354, 395-401
TOTAL                                2428     688  71.66%