OWNERS: Update Andrew's preferred email

I'm reorganising things so work-related stuff goes to my work account,
so I'd prefer to have my work account as my email address in Gerrit. We
seem to have run into some grief with non-preferred emails:

https://issues.gerritcodereview.com/issues/317345953

Change-Id: I4828d8f8b92470d73c030bd0e8415bacbf9745cb
Signed-off-by: Andrew Jeffery <andrew@codeconstruct.com.au>
diff --git a/OWNERS b/OWNERS
index a5954e3..aca6e4b 100644
--- a/OWNERS
+++ b/OWNERS
@@ -35,7 +35,7 @@
 - patrick@stwcx.xyz
 
 reviewers:
-- andrew@aj.id.au
+- andrew@codeconstruct.com.au
 - anoo@us.ibm.com
 - gmills@linux.vnet.ibm.com
 - yulei.sh@bytedance.com
@@ -43,7 +43,7 @@
 matchers:
 - exact: designs/device-tree-gpio-naming.md
   reviewers:
-  - andrew@aj.id.au
+  - andrew@codeconstruct.com.au
   - joel@jms.id.au
 - partial_regex: mctp
   reviewers:
@@ -54,7 +54,7 @@
   email: anoo@us.ibm.com
   discord: anoo
 - name: Andrew Jeffery
-  email: andrew@aj.id.au
+  email: andrew@codeconstruct.com.au
   discord: arj
 - name: Gunnar Mills
   email: gmills@linux.vnet.ibm.com