fix: upgrade react-bootstrap from 2.4.0 to 2.10.2

Snyk has created this PR to upgrade react-bootstrap from 2.4.0 to 2.10.2.

See this package in npm:


See this project in Snyk:
https://app.snyk.io/org/cougarcs/project/744631e8-c182-4387-9c58-8bca468b0679?utm_source=github&utm_medium=referral&page=upgrade-pr

package.json

@@ -15,7 +15,7 @@
     "react": "17.0.2",
     "react-add-to-calendar": "0.1.5",
     "react-big-calendar": "0.40.1",
-    "react-bootstrap": "2.4.0",
+    "react-bootstrap": "2.10.2",
     "react-dom": "17.0.2",
     "react-ga": "3.3.0",
     "react-google-invisible-recaptcha": "0.2.12",