Update bootstrap and bootstrap-vue

Update packages to bootstrap v4.4.1 and bootstrap-vue v2.12.0
to take advantage of latest features–including responsive
fluid container layout.

Signed-off-by: Yoshie Muranaka <yoshiemuranaka@gmail.com>
Change-Id: Icba887feee6d79f4b63993e5328e89a4cbf5b87a
diff --git a/package.json b/package.json
index 83a591e..66693b5 100644
--- a/package.json
+++ b/package.json
@@ -18,8 +18,8 @@
   "dependencies": {
     "@carbon/icons-vue": "10.6.1",
     "axios": "0.19.0",
-    "bootstrap": "4.3.1",
-    "bootstrap-vue": "2.5.0",
+    "bootstrap": "4.4.1",
+    "bootstrap-vue": "2.12.0",
     "core-js": "3.3.2",
     "js-cookie": "2.2.1",
     "lodash": "4.17.15",