chores after releases for ASA-2024-007 (#6096)

* added new release branches

* update json files

* some fixes for failing tests

* fix release version

* chore: post v4.6.0, v5.4.0, v6.3.0, v7.4.0, v8.2.0 releases

* add release-v7.4.x folder

Author: crodriguezvega

.github/compatibility-test-matrices/main/ica-chain-a.json

@@ -4,9 +4,11 @@
   ],
   "chain-b": [
     "main",
+    "v8.2.0",
     "v8.1.0",
     "v8.0.1",
     "v8.0.0",
+    "v7.4.0",
     "v7.3.2",
     "v7.3.1",
     "v7.2.3",

.github/compatibility-test-matrices/main/ica-chain-b.json

@@ -1,9 +1,11 @@
 {
   "chain-a": [
     "main",
+    "v8.2.0",
     "v8.1.0",
     "v8.0.1",
     "v8.0.0",
+    "v7.4.0",
     "v7.3.2",
     "v7.3.1",
     "v7.2.3",