Bump bcrypt from 3.1.12 to 3.1.13

Bumps [bcrypt](https://github.com/codahale/bcrypt-ruby) from 3.1.12 to 3.1.13.
- [Release notes](https://github.com/codahale/bcrypt-ruby/releases)
- [Changelog](https://github.com/codahale/bcrypt-ruby/blob/master/CHANGELOG)
- [Commits](bcrypt-ruby/bcrypt-ruby@v3.1.12...v3.1.13)

Gemfile

@@ -60,7 +60,7 @@ gem 'paperclip', '~> 6.1' # Image handler
 gem 'httparty', '~> 0.17' # Make HTTP requests with ease
 
 # SECURITY
-gem 'bcrypt', '~> 3.1.12', require: true # Encrypt passwords
+gem 'bcrypt', '~> 3.1.13', require: true # Encrypt passwords
 gem 'pundit', '~> 2.0' # Authorization policies
 
 # ADMIN

Gemfile.lock

@@ -130,7 +130,7 @@ GEM
     aws-sigv4 (1.1.0)
       aws-eventstream (~> 1.0, >= 1.0.2)
     banktools-se (3.0.0)
-    bcrypt (3.1.12)
+    bcrypt (3.1.13)
     benchmark-ips (2.7.2)
     better_errors (2.5.1)
       coderay (>= 1.0.0)
@@ -780,7 +780,7 @@ DEPENDENCIES
   association_count (~> 1.1)
   aws-sdk-s3 (~> 1.41)
   banktools-se (~> 3.0)
-  bcrypt (~> 3.1.12)
+  bcrypt (~> 3.1.13)
   better_errors (~> 2.5)
   binding_of_caller (~> 0.8)
   blazer (~> 2.0)