chore(config): update .gitignore for new job_scraper files and drop Gmail sync ignore

.gitignore

@@ -25,7 +25,10 @@ salary_data.json
 # its own directory, so these land at .claude/skills/job-scraper/job_scraper/*.
 # A rooted `job_scraper/...` pattern silently fails to match them.
 **/job_scraper/seen_jobs.json
-**/job_scraper/notion_sync.json
+**/job_scraper/twenty_sync.json
+**/job_scraper/context_sync.json
+**/job_scraper/context_plan.json
+**/job_scraper/enrichment_plan.json
 **/job_scraper/*.md
 *_BehavioralReport.pdf
 linkedin_Profile.pdf
@@ -80,9 +83,6 @@ documents/interview/**
 # Personal job search tracking
 job_search_tracker.csv
 
-# Gmail sync state (message IDs, subjects - personal data)
-gmail_sync/
-
 # Generated reports (personal output from /html-report)
 reports/