Fixes code coverage for gitoxide (#9581)

Signed-off-by: Nathaniel Brough <nathaniel.brough@gmail.com>

projects/gitoxide/Dockerfile

@@ -17,4 +17,5 @@
 FROM gcr.io/oss-fuzz-base/base-builder-rust
 RUN git clone --depth 1 https://github.com/Byron/gitoxide.git gitoxide
 WORKDIR gitoxide
+RUN rustup component add rust-src
 COPY build.sh $SRC/

projects/gitoxide/project.yaml

@@ -1,6 +1,8 @@
 homepage: "https://crates.io/crates/gitoxide"
 language: rust
 primary_contact: "byronimo@gmail.com"
+auto_ccs:
+  - "nathaniel.brough@gmail.com"
 main_repo: "https://github.com/Byron/gitoxide"
 file_github_issue: true
 sanitizers: