feat: Filenames relative to project cwd in coverage reports (#1212)

Author: bgalletbgallet

index.js

@@ -441,6 +441,7 @@ class NYC {
       reports.create(_reporter, {
         skipEmpty: this.config.skipEmpty,
         skipFull: this.config.skipFull,
+        projectRoot: this.cwd,
         maxCols: process.stdout.columns || 100
       }).execute(context)
     })