Update Guzzle and Uuid in PHP 7.3 runtime

* guzzlehttp/guzzle to 6.5.0
* ramsey/uuid to 3.9.1
diff --git a/core/php7.3Action/CHANGELOG.md b/core/php7.3Action/CHANGELOG.md
index fe9c19c..1f51a28 100644
--- a/core/php7.3Action/CHANGELOG.md
+++ b/core/php7.3Action/CHANGELOG.md
@@ -19,6 +19,8 @@
 ## Apache 1.14.0 (next release)
 Changes:
   - Update version of PHP to 7.3.12
+  - Update guzzlehttp/guzzle to 6.5.0
+  - Update ramsey/uuid to 3.9.1
   - Added PHP extension mongodb
   - Support getenv()
 
diff --git a/core/php7.3Action/composer.json b/core/php7.3Action/composer.json
index f1cf236..0a84d6e 100644
--- a/core/php7.3Action/composer.json
+++ b/core/php7.3Action/composer.json
@@ -5,7 +5,7 @@
         }
     },
     "require": {
-        "guzzlehttp/guzzle": "6.3.3",
-        "ramsey/uuid": "3.8.0"
+        "guzzlehttp/guzzle": "6.5.0",
+        "ramsey/uuid": "3.9.1"
     }
 }