Project file removal (#569)

* Deleted project file

* Add back SPM Package.resolved + .gitignore

* Generate project file on release builds

* Converge on single CI setup scripts within `ci_scripts/ci_common.sh`

* Fix unit tests

* Use new `ci_common/setup_github_actions_environment` setup script on all workflows

* Move lfs validation check to the pre-commit hooks. Remove validate-lfs github actions workflow

* Fix integration tests workflow

* Tweaks following code review

Tools/Sources/SetupProject.swift

@@ -15,7 +15,7 @@ struct SetupProject: ParsableCommand {
     }
 
     func brewBundleInstall() throws {
-        try Utilities.zsh("brew bundle install")
+        try Utilities.zsh("brew install xcodegen swiftgen swiftlint swiftformat git-lfs")
     }
 
     func xcodegen() throws {