integration_2022_wk18

• MR !1484 (merged) NR 20 MHz with LTE raster on AW2S Jaguar
• MR !1499 (merged) Handle RRC processing time at gNB
• MR !1511 (merged) NR UE memory leak fixes
• MR !1523 (merged) Avoid gNB to exit when UE release or becomes out of coverage
• MR !1533 (merged) Code and CI fixes
• MR !1536 (merged) feat(ci): add script to properly flatten the target images
• MR !1537 (merged) Fix for OAI UE AUTH_REQ processing additional check for RAND value
• MR !1543 (merged) x2 nsa bug at socket establisment