Bump testng from 7.4.0 to 7.5.1 in /testng-to-tm#4

dependabot[bot] wants to merge 1 commit intomainbrowserstack/test-management:mainfrom

dependabot/maven/testng-to-tm/org.testng-testng-7.5.1browserstack/test-management:dependabot/maven/testng-to-tm/org.testng-testng-7.5.1Copy head branch name to clipboard