Update suc alert color

Update the back groud color for succesful alert messages.

Issue-ID: CLAMP-815
Change-Id: I97a621e31f2eb850eae30da3754afd3cd4ddb34a
Signed-off-by: xuegao <xg353y@intl.att.com>
diff --git a/ui-react/src/__snapshots__/LoopUI.test.js.snap b/ui-react/src/__snapshots__/LoopUI.test.js.snap
index 9de232d..e523de9 100644
--- a/ui-react/src/__snapshots__/LoopUI.test.js.snap
+++ b/ui-react/src/__snapshots__/LoopUI.test.js.snap
@@ -89,27 +89,50 @@
     render={[Function]}
   />
   <GlobalStyleComponent />
-  <Alert
-    closeLabel="Close alert"
-    dismissible={true}
-    onClose={[Function]}
-    show={false}
-    transition={
-      Object {
-        "$$typeof": Symbol(react.forward_ref),
-        "defaultProps": Object {
-          "appear": false,
-          "in": false,
-          "mountOnEnter": false,
-          "timeout": 300,
-          "unmountOnExit": false,
-        },
-        "displayName": "Fade",
-        "render": [Function],
+  <div>
+    <Alert
+      closeLabel="Close alert"
+      dismissible={true}
+      onClose={[Function]}
+      show={false}
+      transition={
+        Object {
+          "$$typeof": Symbol(react.forward_ref),
+          "defaultProps": Object {
+            "appear": false,
+            "in": false,
+            "mountOnEnter": false,
+            "timeout": 300,
+            "unmountOnExit": false,
+          },
+          "displayName": "Fade",
+          "render": [Function],
+        }
       }
-    }
-    variant="danger"
-  />
+      variant="success"
+    />
+    <Alert
+      closeLabel="Close alert"
+      dismissible={true}
+      onClose={[Function]}
+      show={false}
+      transition={
+        Object {
+          "$$typeof": Symbol(react.forward_ref),
+          "defaultProps": Object {
+            "appear": false,
+            "in": false,
+            "mountOnEnter": false,
+            "timeout": 300,
+            "unmountOnExit": false,
+          },
+          "displayName": "Fade",
+          "render": [Function],
+        }
+      }
+      variant="danger"
+    />
+  </div>
   <Navbar
     collapseOnSelect={false}
     expand={true}
diff --git a/ui-react/src/__snapshots__/OnapClamp.test.js.snap b/ui-react/src/__snapshots__/OnapClamp.test.js.snap
index 91812b7..2351853 100644
--- a/ui-react/src/__snapshots__/OnapClamp.test.js.snap
+++ b/ui-react/src/__snapshots__/OnapClamp.test.js.snap
@@ -114,27 +114,50 @@
       render={[Function]}
     />
     <GlobalStyleComponent />
-    <Alert
-      closeLabel="Close alert"
-      dismissible={true}
-      onClose={[Function]}
-      show={false}
-      transition={
-        Object {
-          "$$typeof": Symbol(react.forward_ref),
-          "defaultProps": Object {
-            "appear": false,
-            "in": false,
-            "mountOnEnter": false,
-            "timeout": 300,
-            "unmountOnExit": false,
-          },
-          "displayName": "Fade",
-          "render": [Function],
+    <div>
+      <Alert
+        closeLabel="Close alert"
+        dismissible={true}
+        onClose={[Function]}
+        show={false}
+        transition={
+          Object {
+            "$$typeof": Symbol(react.forward_ref),
+            "defaultProps": Object {
+              "appear": false,
+              "in": false,
+              "mountOnEnter": false,
+              "timeout": 300,
+              "unmountOnExit": false,
+            },
+            "displayName": "Fade",
+            "render": [Function],
+          }
         }
-      }
-      variant="danger"
-    />
+        variant="success"
+      />
+      <Alert
+        closeLabel="Close alert"
+        dismissible={true}
+        onClose={[Function]}
+        show={false}
+        transition={
+          Object {
+            "$$typeof": Symbol(react.forward_ref),
+            "defaultProps": Object {
+              "appear": false,
+              "in": false,
+              "mountOnEnter": false,
+              "timeout": 300,
+              "unmountOnExit": false,
+            },
+            "displayName": "Fade",
+            "render": [Function],
+          }
+        }
+        variant="danger"
+      />
+    </div>
     <Navbar
       collapseOnSelect={false}
       expand={true}