Update cli version in integration test

Simplify description of executablePath setting

"This overrides all other CodeQL CLI settings" is a potential source of
confusion, since it suggests the RAM and threads settings may not be
passed to custom CLIs, when this is in fact the case.

Author: aeisenberg

.github/workflows/main.yml

@@ -126,7 +126,7 @@ jobs:
     strategy:
       matrix:
         os: [ubuntu-latest, windows-latest]
-        version: ['v2.2.6', 'v2.3.3', 'v2.4.2']
+        version: ['v2.2.6', 'v2.3.3', 'v2.4.4']
     env:
       CLI_VERSION: ${{ matrix.version }}
       TEST_CODEQL_PATH: '${{ github.workspace }}/codeql'