public Builder addOpenApiCustomizer(OpenApiCustomizer openApiCustomizer) {
			this.openApiCustomizers.add(openApiCustomizer);
			return this;
		}
Add open api customiser builder.

@param openApiCustomizer the open api customiser
@return the builder
springdoc-openapi-starter-common/src/main/java/org/springdoc/core/models/GroupedOpenApi.java