CHEF-33010 Fix SBOM pipeline: add run-bundle-install to generate Gemfile.lock at runtime

Signed-off-by: Nikita Mathur <nikita.mathur@progress.com>

Co-authored-by: Copilot <223556219+Copilot@users.noreply.github.com>

Author: Nik08

.github/workflows/ci-main-pull-request-stub.yml

@@ -175,6 +175,7 @@ jobs:
 
       # perform Blackduck software composition analysis (SCA) for 3rd party CVEs, licensing, and operational risk
       perform-blackduck-sca-scan: true # combined with generate sbom & generate github-sbom, also needs version above
+      run-bundle-install: true # generate Gemfile.lock at runtime for SBOM pipeline
       blackduck-project-group-name: 'Chef-Agents' # typically one of (Chef), Chef-Agents, Chef-Automate, Chef-Chef360, Chef-Habitat, Chef-Infrastructure-Server, Chef-Shared-Services, Chef-Non-Product'
       blackduck-project-name: ${{ github.event.repository.name }} # BlackDuck project name, typically the repository name
       blackduck-force-low-accuracy-mode: false # if true, forces BlackDuck Detect to run in low accuracy mode which can reduce scan time for large projects at the cost of potentially missing some vulnerabilities; see https://synopsys.atlassian.net/wiki/spaces/INTDOCS/pages/1138617921/Black+Duck+Detect+Accuracy+Levels for details