Bump bootstrap from 4.5.3 to 4.6.0

Bumps [bootstrap](https://github.com/twbs/bootstrap) from 4.5.3 to 4.6.0.
- [Release notes](https://github.com/twbs/bootstrap/releases)
- [Commits](twbs/bootstrap@v4.5.3...v4.6.0)

Signed-off-by: dependabot[bot] <support@github.com>

Author: dependabot[bot]

package-lock.json

@@ -18,7 +18,7 @@
     "@nuxtjs/axios": "^5.12.4",
     "@statnett/vue-plotly": "^0.3.2",
     "bio-parsers": "^7.0.5",
-    "bootstrap": "^4.5.3",
+    "bootstrap": "^4.6.0",
     "bootstrap-vue": "^2.21.2",
     "color-hash": "^1.0.3",
     "dnaviz": "^1.1.1",