*/*: update conflicts on bin/xls2csv in 4 ports

Conflicting ports:
- databases/xls2txt
- math/libxls
- textproc/catdoc
- textproc/p5-Spreadsheet-Read

PR:		248294
Reported by:	jbeich

databases/xls2txt/Makefile

@@ -61,6 +61,8 @@ EXECUTABLES=	${PORTNAME} xls2csv
 
 PLIST_FILES=	${EXECUTABLES:S/^/bin\//}
 
+CONFLICTS_INSTALL=	catdoc libxls p5-Spreadsheet-Read
+
 post-install:
 	cd ${STAGEDIR}${PREFIX}/bin && ${STRIP_CMD} ${EXECUTABLES}
 

math/libxls/Makefile

@@ -12,7 +12,7 @@ LICENSE=	BSD2CLAUSE
 USES=		compiler:c++11-lang cpe libtool
 CPE_VENDOR=	${PORTNAME}_project
 
-CONFLICTS_INSTALL=	catdoc
+CONFLICTS_INSTALL=	catdoc p5-Spreadsheet-Read xls2txt
 
 GNU_CONFIGURE=	yes
 INSTALL_TARGET=	install-strip

textproc/catdoc/Makefile

@@ -16,7 +16,7 @@ GNU_CONFIGURE=	yes
 CONFIGURE_ARGS=	--with-install-root="${STAGEDIR}"
 CPE_VENDOR=	fossies
 
-CONFLICTS_INSTALL=	libxls
+CONFLICTS_INSTALL=	libxls p5-Spreadsheet-Read xls2txt
 
 PORTDATA=	*
 

textproc/p5-Spreadsheet-Read/Makefile

@@ -22,7 +22,8 @@ TEST_DEPENDS=	p5-Test-NoWarnings>0:devel/p5-Test-NoWarnings
 
 USES=		perl5 tar:tgz
 USE_PERL5=	configure
-
 NO_ARCH=	yes
 
+CONFLICTS_INSTALL=	catdoc libxls xls2txt
+
 .include <bsd.port.mk>