Update bootstrap

Fixes #988
 Our concerns (noted in #965) are fixed. See: twbs/bootstrap#31439

package.json

@@ -8,7 +8,7 @@
     "@reduxjs/toolkit": "1.4.0",
     "@stripe/react-stripe-js": "1.1.2",
     "@stripe/stripe-js": "1.11.0",
-    "bootstrap": "4.4.1",
+    "bootstrap": "4.5.3",
     "core-js": "3.7.0",
     "jspdf": "1.5.3",
     "lodash": "4.17.20",

yarn.lock

@@ -3016,10 +3016,10 @@ boolbase@^1.0.0, boolbase@~1.0.0:
   resolved "https://registry.yarnpkg.com/boolbase/-/boolbase-1.0.0.tgz#68dff5fbe60c51eb37725ea9e3ed310dcc1e776e"
   integrity sha1-aN/1++YMUes3cl6p4+0xDcwed24=
 
-bootstrap@4.4.1:
-  version "4.4.1"
-  resolved "https://registry.yarnpkg.com/bootstrap/-/bootstrap-4.4.1.tgz#8582960eea0c5cd2bede84d8b0baf3789c3e8b01"
-  integrity sha512-tbx5cHubwE6e2ZG7nqM3g/FZ5PQEDMWmMGNrCUBVRPHXTJaH7CBDdsLeu3eCh3B1tzAxTnAbtmrzvWEvT2NNEA==
+bootstrap@4.5.3:
+  version "4.5.3"
+  resolved "https://registry.yarnpkg.com/bootstrap/-/bootstrap-4.5.3.tgz#c6a72b355aaf323920be800246a6e4ef30997fe6"
+  integrity sha512-o9ppKQioXGqhw8Z7mah6KdTYpNQY//tipnkxppWhPbiSWdD+1raYsnhwEZjkTHYbGee4cVQ0Rx65EhOY/HNLcQ==
 
 brace-expansion@^1.1.7:
   version "1.1.11"