Exclude prettier-ignore test files from trailing whitespace check.

Author: motlin

.pre-commit-config.yaml

@@ -12,7 +12,7 @@ repos:
       - id: end-of-file-fixer
         exclude: "package-lock\\.json|^\\.idea/"
       - id: trailing-whitespace
-        exclude: "package-lock\\.json|^\\.idea/|prettier-ignore.*_output\\.java$"
+        exclude: "package-lock\\.json|^\\.idea/|prettier-ignore/.*_output\\.java"
       - id: check-added-large-files
         args: ["--maxkb=1000"]
       - id: check-case-conflict