Fix clang build (another variable naming error)

Because I really hate this-> clause.

alib2data/src/indexes/suffixTrie/common/TerminatingSymbolAlphabet.cpp

@@ -22,11 +22,11 @@ void TerminatingSymbolAlphabet::addSymbol ( alphabet::Symbol symbol ) {
 	this->alphabet.insert ( std::move ( symbol ) );
 }
-void TerminatingSymbolAlphabet::setTerminatingSymbol ( alphabet::Symbol terminatingSymbol ) {
-	if ( !alphabet.count ( terminatingSymbol ) )
-		throw exception::AlibException ( "Symbol " + ( std::string ) terminatingSymbol + " cannot be set as terminating symbol. It is not present in the alphabet." );
-	terminatingSymbol = std::move ( terminatingSymbol );
+void TerminatingSymbolAlphabet::setTerminatingSymbol ( alphabet::Symbol newTerminatingSymbol ) {
+	if ( !alphabet.count ( newTerminatingSymbol ) )
+		throw exception::AlibException ( "Symbol " + ( std::string ) newTerminatingSymbol + " cannot be set as terminating symbol. It is not present in the alphabet." );
+	terminatingSymbol = std::move ( newTerminatingSymbol );
 }
 const alphabet::Symbol & TerminatingSymbolAlphabet::getTerminatingSymbol ( ) const {

alib2data/src/string/common/TerminatingSymbolStringAlphabet.cpp

@@ -39,11 +39,11 @@ void TerminatingSymbolStringAlphabet::setAlphabet ( std::set < alphabet::Symbol
 	alphabet = std::move ( newSymbols );
 }
-void TerminatingSymbolStringAlphabet::setTerminatingSymbol ( alphabet::Symbol terminatingSymbol ) {
-	if ( !alphabet.count ( terminatingSymbol ) )
-		throw exception::AlibException ( "Symbol " + ( std::string ) terminatingSymbol + " cannot be set as terminating symbol. It is not present in the alphabet." );
-	terminatingSymbol = std::move ( terminatingSymbol );
+void TerminatingSymbolStringAlphabet::setTerminatingSymbol ( alphabet::Symbol newTerminatingSymbol ) {
+	if ( !alphabet.count ( newTerminatingSymbol ) )
+		throw exception::AlibException ( "Symbol " + ( std::string ) newTerminatingSymbol + " cannot be set as terminating symbol. It is not present in the alphabet." );
+	terminatingSymbol = std::move ( newTerminatingSymbol );
 }
 const alphabet::Symbol & TerminatingSymbolStringAlphabet::getTerminatingSymbol ( ) const {