[css-contain] Implementation report fix

Author: frivoal

css-contain-1/implementation-report-2019-09.html

@@ -68,7 +68,7 @@ <h3 id=summary><a href="#summary" class=self-link></a>1.1. Summary</h3>
 <p>147 of 162 tests for mandatory requirements pass in two or more browser implementations;
 15 do not.
 None of the 15 failing tests are needed
-to meet CR exit criteria for CSS Writing Modes Level 3
+to meet CR exit criteria for CSS Containment Level 1
 (see “<a href="#analysis">1.2. Detailed Analysis</a>” for why).
 
 <p><strong>The Candidate Recommendation exit criteria are therefore fulfilled.</strong>