Add missing whitespace to make yaml happy

Author: reedloden

gems/sinatra/CVE-2018-7212.yml

@@ -5,15 +5,15 @@ url: https://github.com/sinatra/sinatra/pull/1379
 date: 2018-01-09
 title: sinatra ruby gem path traversal via backslash characters on Windows
 description: |
-An issue was discovered in rack-protection/lib/rack/protection/path_traversal.rb
+  An issue was discovered in rack-protection/lib/rack/protection/path_traversal.rb
   in Sinatra 2.x before 2.0.1 on Windows. Path traversal is possible via backslash
   characters.
 
 cvss_v3: 5.3
 cvss_v2: 5.0
 
 patched_versions:
-- ">= 2.0.1"
+  - ">= 2.0.1"
 
 unaffected_versions:
-- "< 2.0.0"
+  - "< 2.0.0"