Fix compiler warning -Wimplicit-fallthrough
Summary:
syntax-highlighting/src/lib/definition.cpp: In member function ‘void KSyntaxHighlighting::DefinitionData::loadGeneral(QXmlStreamReader&)’:
syntax-highlighting/src/lib/definition.cpp:523:17: warning: this statement may fall through [-Wimplicit-fallthrough=]
if (elementRefCounter == 0) ^~
syntax-highlighting/src/lib/definition.cpp:525:13: note: here
default: ^~~~~~~
syntax-highlighting/src/lib/definition.cpp: In member function ‘void KSyntaxHighlighting::DefinitionData::loadFoldingIgnoreList(QXmlStreamReader&)’:
syntax-highlighting/src/lib/definition.cpp:552:17: warning: this statement may fall through [-Wimplicit-fallthrough=]
if (elementRefCounter == 0) ^~
syntax-highlighting/src/lib/definition.cpp:554:13: note: here
default: ^~~~~~~
Test Plan: make && make test
Reviewers: vkrause
Reviewed By: vkrause
Subscribers: kwrite-devel, kde-frameworks-devel
Tags: Kate, Frameworks
Differential Revision: https://phabricator.kde.org/D14524