Bump bootstrap-sass from 3.4.1 to 3.4.3

Bumps [bootstrap-sass](https://github.com/twbs/bootstrap-sass) from 3.4.1 to 3.4.3. - [Release notes](https://github.com/twbs/bootstrap-sass/releases) - [Changelog](https://github.com/twbs/bootstrap-sass/blob/master/CHANGELOG.md) - [Commits](twbs/bootstrap-sass@v3.4.1...v3.4.3) --- updated-dependencies: - dependency-name: bootstrap-sass dependency-type: direct:development update-type: version-update:semver-patch ... Signed-off-by: dependabot[bot] <support@github.com>

Author: dependabot[bot]

package.json

@@ -47,7 +47,7 @@
  "@ember/jquery": "^2.0",
  "@ember/optional-features": "^2.0.0",
  "bootstrap": "3.4.1",
- "bootstrap-sass": "3.4.1",
+ "bootstrap-sass": "3.4.3",
  "bootswatch": "^3.3.7",
  "broccoli-asset-rev": "^3.0.0",
  "ember-cli": "~3.10.1",

yarn.lock

@@ -2577,10 +2577,10 @@ boom@2.x.x:
  dependencies:
  hoek "2.x.x"
 
-bootstrap-sass@3.4.1:
- version "3.4.1"
- resolved "https://registry.yarnpkg.com/bootstrap-sass/-/bootstrap-sass-3.4.1.tgz#6843c73b1c258a0ac5cb2cc6f6f5285b664a8e9a"
- integrity sha512-p5rxsK/IyEDQm2CwiHxxUi0MZZtvVFbhWmyMOt4lLkA4bujDA1TGoKT0i1FKIWiugAdP+kK8T5KMDFIKQCLYIA==
+bootstrap-sass@3.4.3:
+ version "3.4.3"
+ resolved "https://registry.yarnpkg.com/bootstrap-sass/-/bootstrap-sass-3.4.3.tgz#742cc8f4286303ae9fe8e4c95237321eae73766c"
+ integrity sha512-vPgFnGMp1jWZZupOND65WS6mkR8rxhJxndT/AcMbqcq1hHMdkcH4sMPhznLzzoHOHkSCrd6J9F8pWBriPCKP2Q==
 
 bootstrap@3.4.1:
  version "3.4.1"