feat(cargo): add vendored-libgit2 feature (#3426)

* feat(cargo): add vendored-libgit2 feature

this is done to resolve the issues when the host system doesn't have
`libgit2` installed or if its incompatible with the version we expect

see: sharkdp/bat/issues/2939

* docs(changelog): add vendored libgit2 entry

CHANGELOG.md

@@ -36,6 +36,7 @@
 - Update console dependency to 0.16, see #3351 (@musicinmybrain)
 - Fixed some typos #3244 (@ssbarnea)
 - Update onig_sys dependency to 69.9.1 to fix a gcc build failure #3400 (@CosmicHorrorDev)
+- Add a cargo feature (`vendored-libgit2`) to build with vendored libgit2 version without depending on the system's one #3426 (@0x61nas)
 
 ## Syntaxes
 

Cargo.toml

@@ -14,13 +14,12 @@ edition = '2021'
 rust-version = "1.74"
 
 [features]
-default = ["application"]
+default = ["application", "git"]
 # Feature required for bat the application. Should be disabled when depending on
 # bat as a library.
 application = [
     "bugreport",
     "build-assets",
-    "git",
     "minimal-application",
 ]
 # Mainly for developers that want to iterate quickly
@@ -33,6 +32,7 @@ minimal-application = [
     "wild",
 ]
 git = ["git2"] # Support indicating git modifications
+vendored-libgit2 = ["git2/vendored-libgit2"]
 paging = [ "shell-words", "grep-cli", "minus"] # Support applying a pager on the output
 lessopen = ["execute"] # Support $LESSOPEN preprocessor
 build-assets = ["syntect/yaml-load", "syntect/plist-load", "regex", "walkdir"]