[css-images] Updated issues-cr-2012.yaml

Author: LeaVerou

css-images/issues-cr-2012.yaml

@@ -163,6 +163,7 @@ issue:
       2. Keywords in angles do not resolve to a predefined angle.
     tag:
       - gradient interpolation
+      - interpolation
     filtered: []
   - id: '13'
     summary: Syntax of cross-fade() does not match implementations
@@ -190,6 +191,7 @@ issue:
     openness: open
     tag:
       - cross-fade()
+      - interpolation
     filtered: []
     resolved: resolution
     resolution: 'https://lists.w3.org/Archives/Public/www-style/2017May/0051.html'
@@ -257,6 +259,7 @@ issue:
     openness: open
     tag:
       - gradient interpolation
+      - interpolation
     notes: >-
       Layout doesn't need to happen anymore, because we can use `min()` and
       `max()`
@@ -273,7 +276,7 @@ issue:
       - 'https://lists.w3.org/Archives/Public/www-style/2013Sep/0073.html'
     openness: closed
     tag:
-      - gradient interpolation
+      - interpolation
     filtered: []
   - id: '21'
     summary: >-