[ci-visibility] Better git commands

[juan-fernandez]

What does this PR do?

Use execFileSync instead of execSync for extracting git metadata, which does not spawn a shell. Even though the input values are sanitized, this should be safer overall.

Motivation

Safer extraction of git metadata.

[github-actions]

Overall package size

Self size: 4.31 MB
Deduped: 60.67 MB
No deduping: 60.71 MB

Dependency sizes

name	version	self size	total size
@datadog/pprof	2.2.1	14.24 MB	15.12 MB
@datadog/native-iast-taint-tracking	1.4.1	14.85 MB	14.86 MB
@datadog/native-appsec	3.2.0	13.38 MB	13.39 MB
protobufjs	7.1.2	2.76 MB	6.55 MB
@datadog/native-iast-rewriter	2.0.1	2.09 MB	2.1 MB
@opentelemetry/core	1.3.1	784.66 kB	1.37 MB
@datadog/native-metrics	2.0.0	898.77 kB	1.3 MB
@opentelemetry/api	1.4.1	780.32 kB	780.32 kB
opentracing	0.14.7	194.81 kB	194.81 kB
semver	7.3.8	88.2 kB	118.6 kB
@datadog/sketches-js	2.1.0	109.9 kB	109.9 kB
lodash.sortby	4.7.0	75.76 kB	75.76 kB
lru-cache	7.14.0	74.95 kB	74.95 kB
ipaddr.js	2.0.1	59.52 kB	59.52 kB
ignore	5.2.0	48.87 kB	48.87 kB
import-in-the-middle	1.3.5	34.34 kB	38.81 kB
istanbul-lib-coverage	3.2.0	29.34 kB	29.34 kB
retry	0.10.1	27.44 kB	27.44 kB
lodash.uniq	4.5.0	25.01 kB	25.01 kB
limiter	1.1.5	23.17 kB	23.17 kB
lodash.kebabcase	4.1.1	17.75 kB	17.75 kB
lodash.pick	4.4.0	16.33 kB	16.33 kB
node-abort-controller	3.0.1	14.33 kB	14.33 kB
crypto-randomuuid	1.0.0	11.18 kB	11.18 kB
diagnostics_channel	1.1.0	7.07 kB	7.07 kB
path-to-regexp	0.1.7	6.78 kB	6.78 kB
koalas	1.0.2	6.47 kB	6.47 kB
methods	1.1.2	5.29 kB	5.29 kB
module-details-from-path	1.0.3	4.47 kB	4.47 kB

_{🤖 This report was automatically generated by heaviest-objects-in-the-universe}

[codecov]

Codecov Report

Merging #3236 (d3ce9b2) into master (7b645b9) will increase coverage by 17.93%.
The diff coverage is 100.00%.

@@             Coverage Diff             @@
##           master    #3236       +/-   ##
===========================================
+ Coverage   68.16%   86.10%   +17.93%     
===========================================
  Files         184      190        +6     
  Lines        6990     7456      +466     
  Branches       33       33               
===========================================
+ Hits         4765     6420     +1655     
+ Misses       2225     1036     -1189     

Impacted Files	Coverage Δ
packages/dd-trace/src/plugins/util/exec.js	100.00% <100.00%> (+16.66%)	⬆️
packages/dd-trace/src/plugins/util/git.js	89.79% <100.00%> (+10.72%)	⬆️

... and 62 files with indirect coverage changes

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[pr-commenter]

Benchmarks

Comparing candidate commit d3ce9b2 in PR branch juan-fernandez/improve-git-extraction with baseline commit 7b645b9 in branch master.

Found 0 performance improvements and 0 performance regressions! Performance is the same for 446 metrics, 26 unstable metrics.