Add explicit 'HeaderFilterRegex' in clang-tidy config

Author: aobolensk

.clang-tidy

@@ -30,6 +30,7 @@ Checks: >
   -readability-magic-numbers
 
 WarningsAsErrors: "*"
+HeaderFilterRegex: '.*/(modules|tasks)/.*'
 
 CheckOptions:
   - key:             readability-identifier-naming.ClassCase