Upgrade tap to 15.0.9 . Tests still pass, but coverage is not 100% of…

… lines

Most deprecation warnings go away:
warning tap > coveralls > [email protected]: request has been deprecated, see request/request#3142
warning tap > coveralls > request > [email protected]: this library is no longer supported
warning tap > coveralls > request > [email protected]: This module moved to @hapi/hawk. Please make sure to switch over as this distribution is no longer supported and may contain bugs and critical security issues.
warning tap > coveralls > request > hawk > [email protected]: This version has been deprecated in accordance with the hapi support policy (hapi.im/support). Please upgrade to the latest version to get the best features, bug fixes, and security patches. If you are unable to upgrade at this time, paid support is available for older versions (hapi.im/commercial).
warning tap > coveralls > request > hawk > [email protected]: This version has been deprecated in accordance with the hapi support policy (hapi.im/support). Please upgrade to the latest version to get the best features, bug fixes, and security patches. If you are unable to upgrade at this time, paid support is available for older versions (hapi.im/commercial).
warning tap > coveralls > request > hawk > cryptiles > [email protected]: This version has been deprecated in accordance with the hapi support policy (hapi.im/support). Please upgrade to the latest version to get the best features, bug fixes, and security patches. If you are unable to upgrade at this time, paid support is available for older versions (hapi.im/commercial).
warning tap > coveralls > request > hawk > [email protected]: This version has been deprecated in accordance with the hapi support policy (hapi.im/support). Please upgrade to the latest version to get the best features, bug fixes, and security patches. If you are unable to upgrade at this time, paid support is available for older versions (hapi.im/commercial).
warning tap > coveralls > request > hawk > boom > [email protected]: This version has been deprecated in accordance with the hapi support policy (hapi.im/support). Please upgrade to the latest version to get the best features, bug fixes, and security patches. If you are unable to upgrade at this time, paid support is available for older versions (hapi.im/commercial).
warning tap > coveralls > request > hawk > [email protected]: This module moved to @hapi/sntp. Please make sure to switch over as this distribution is no longer supported and may contain bugs and critical security issues.
warning tap > coveralls > request > hawk > sntp > [email protected]: This version has been deprecated in accordance with the hapi support policy (hapi.im/support). Please upgrade to the latest version to get the best features, bug fixes, and security patches. If you are unable to upgrade at this time, paid support is available for older versions (hapi.im/commercial).

But a few stay:
warning tap > coveralls > [email protected]: request has been deprecated, see request/request#3142
warning tap > istanbul-lib-processinfo > [email protected]: Please upgrade  to version 7 or higher.  Older versions may use Math.random() in certain circumstances, which is known to be problematic.  See https://v8.dev/blog/math-random for details.
warning tap > coveralls > request > [email protected]: Please upgrade  to version 7 or higher.  Older versions may use Math.random() in certain circumstances, which is known to be problematic.  See https://v8.dev/blog/math-random for details.
warning tap > coveralls > request > [email protected]: this library is no longer supported

package.json

@@ -12,6 +12,6 @@
   },
   "devDependencies": {
     "semistandard": "^9.1.0",
-    "tap": "^8.0.0"
+    "tap": "^15.0.9"
   }
 }