Add `Memory4` package #4065

Job	Run time
Prepare CodeQL unit test matrix	6s
Run unit tests (c, 2.21.4, codeql-cli/v2.21.4, codeql-bundle-v2.21.4, ubuntu-latest-xl, codeql-cl...	27m 52s
Run unit tests (cpp, 2.21.4, codeql-cli/v2.21.4, codeql-bundle-v2.21.4, ubuntu-latest-xl, codeql-...	11m 48s
Validate test results	4s
	39m 50s

Provide feedback