build(deps): bump swagger-parser.version from 2.0.20 to 2.0.21#10

joschi merged 1 commit intomasterjoschi/openapi-diff:masterfrom

dependabot/maven/swagger-parser.version-2.0.21joschi/openapi-diff:dependabot/maven/swagger-parser.version-2.0.21Copy head branch name to clipboard