Deleting change files and updating change logs for package updates.

Author: rushbot

apps/rush/CHANGELOG.json

@@ -1,6 +1,21 @@
 {
   "name": "@microsoft/rush",
   "entries": [
+    {
+      "version": "5.22.0",
+      "tag": "@microsoft/rush_v5.22.0",
+      "date": "Wed, 18 Mar 2020 01:23:22 GMT",
+      "comments": {
+        "none": [
+          {
+            "comment": "Replace dependencies whose NPM scope was renamed from `@microsoft` to `@rushstack`"
+          },
+          {
+            "comment": "Support setting environment variables for package manager install processes in rush.json and expose --max-install-attempts as a parameter for rush install/update."
+          }
+        ]
+      }
+    },
     {
       "version": "5.21.0",
       "tag": "@microsoft/rush_v5.21.0",

apps/rush/CHANGELOG.md

@@ -1,6 +1,14 @@
 # Change Log - @microsoft/rush
 
-This log was last generated on Sat, 07 Mar 2020 05:36:08 GMT and should not be manually modified.
+This log was last generated on Wed, 18 Mar 2020 01:23:22 GMT and should not be manually modified.
+
+## 5.22.0
+Wed, 18 Mar 2020 01:23:22 GMT
+
+### Updates
+
+- Replace dependencies whose NPM scope was renamed from `@microsoft` to `@rushstack`
+- Support setting environment variables for package manager install processes in rush.json and expose --max-install-attempts as a parameter for rush install/update.
 
 ## 5.21.0
 Sat, 07 Mar 2020 05:36:08 GMT