Add 79to88 and 79to89 aws upgrade paths

Thanks to the detailed downstream review by mmoran
I have realised that upstream upgrade paths have to
be revised and updated as well.

.packit.yaml

@@ -145,6 +145,22 @@ jobs:
     RHUI: "aws"
     LEAPPDATA_BRANCH: "upstream"
 
+- &sanity-79to88-aws
+  <<: *sanity-79to86-aws
+  env:
+    SOURCE_RELEASE: "7.9"
+    TARGET_RELEASE: "8.8"
+    RHUI: "aws"
+    LEAPPDATA_BRANCH: "upstream"
+
+- &sanity-79to89-aws
+  <<: *sanity-79to86-aws
+  env:
+    SOURCE_RELEASE: "7.9"
+    TARGET_RELEASE: "8.9"
+    RHUI: "aws"
+    LEAPPDATA_BRANCH: "upstream"
+
 # On-demand minimal beaker tests
 - &beaker-minimal-79to86
   <<: *sanity-79to86