Revert change related to HookPriority sniff doc

Author: antonioeatgoat

inpsyde-custom-sniffs.md

@@ -11,7 +11,6 @@
 - Inpsyde.CodeQuality.FunctionBodyStart
 - Inpsyde.CodeQuality.FunctionLength
 - Inpsyde.CodeQuality.HookClosureReturn
-- Inpsyde.CodeQuality.HookPriority
 - Inpsyde.CodeQuality.LineLength
 - Inpsyde.CodeQuality.NestingLevel
 - Inpsyde.CodeQuality.NoAccessors