Update CODEOWNERS (#516)(patch)

### Changed
- Removed Amanda Raud as code owner as she is on leave for 3 years
- Added Abigayle Dalby as code owner as she will join the LIMS team in the autumn

.github/CODEOWNERS

@@ -2,4 +2,4 @@
 # the repo. Unless a later match takes precedence,
 # @global-owner1 and @global-owner2 will be requested for
 # review when someone opens a pull request.
-* @Karl-Svard @amandaraud @idalindegaard
+* @Karl-Svard @AbiDalby @idalindegaard