fix(deps): update dependency nyc to v15.1.0

feat: add support for other NYC configuration files (cypress-io#247)

fix: normalize exclude option, closes cypress-io#248

fix(deps): update dependency @cypress/browserify-preprocessor to v3 (c…

…ypress-io#245)

Co-authored-by: Renovate Bot <[email protected]>

fix(deps): update dependency execa to v4.0.2

fix(deps): update dependency @cypress/browserify-preprocessor to v2.2.4

fix: ignore coverage env variable case (cypress-io#237)

fix(deps): update dependency execa to v4.0.1

fix(deps): update dependency @cypress/browserify-preprocessor to v2.2.3

feat: add json summary report (cypress-io#220)