Bump bootstrap from 3.3.0 to 3.4.1 in /Griddly

Bumps bootstrap from 3.3.0 to 3.4.1.

Signed-off-by: dependabot[bot] <[email protected]>

Author: dependabot[bot]

Griddly/packages.config

@@ -1,7 +1,7 @@
 <?xml version="1.0" encoding="utf-8"?>
 <packages>
   <package id="Antlr" version="3.5.0.2" targetFramework="net45" />
-  <package id="bootstrap" version="3.3.0" targetFramework="net45" />
+  <package id="bootstrap" version="3.4.1" targetFramework="net45" />
   <package id="FFaker.Net" version="1.1.0.0" targetFramework="net45" />
   <package id="jQuery" version="1.11.0" targetFramework="net451" allowedVersions="[1.10.1,2)" />
   <package id="jQuery.Validation" version="1.8.0.1" targetFramework="net45" />