Update local user layout and styles

Resubmitting after reverted–original commit here
https://gerrit.openbmc-project.xyz/c/openbmc/webui-vue/+/28790

- Add BVConfig plugin to modify boostrap component
defaults
- Add vuelidate
- Add package and basic validations to user form
- Add all user form validations
- Add checks for edit user
- Create VuelidateMixin for shared methods
- Update Login to use Vuelidate

Signed-off-by: Yoshie Muranaka <yoshiemuranaka@gmail.com>
Signed-off-by: Derick Montague <derick.montague@ibm.com>
Change-Id: Ib50ee4d1fb5f14637c9460e77f0682869a86ac8a
diff --git a/src/assets/styles/_modal.scss b/src/assets/styles/_modal.scss
new file mode 100644
index 0000000..b20327e
--- /dev/null
+++ b/src/assets/styles/_modal.scss
@@ -0,0 +1,7 @@
+.modal-header {
+  .close {
+    font-weight: normal;
+    color: $gray-900;
+    opacity: 1;
+  }
+}
\ No newline at end of file