Fix pylint warning [C0325(superfluous-parens), ] Unnecessary parens after u'if' keyword
************* Module runtime.PLCObject
runtime/PLCObject.py:609: [C0325(superfluous-parens), ] Unnecessary parens after u'if' keyword
<xsd:attribute name="Compiler" type="xsd:string" use="optional" default="gcc"/>
<xsd:attribute name="CFLAGS" type="xsd:string" use="optional" default=""/>
<xsd:attribute name="Linker" type="xsd:string" use="optional" default="gcc"/>
<xsd:attribute name="LDFLAGS" type="xsd:string" use="optional" default=""/>