Add suffix so that e.g. Helm can find ansicl

--- a/dpans2texi.el
+++ b/dpans2texi.el
@@ -59,7 +59,7 @@
 (defvar dp-preamble
   "\\input texinfo                  @c -*-texinfo-*-
 @c %**start of header
-@setfilename ansicl
+@setfilename ansicl.info
 @settitle ANSI Common Lisp
 @paragraphindent 0
 @exampleindent 0


--- a/Makefile.in
+++ b/Makefile.in
@@ -45,7 +45,7 @@
 CONFIG_CLEAN_FILES =
 SOURCES =
 DIST_SOURCES =
-INFO_DEPS = ansicl
+INFO_DEPS = ansicl.info
 am__TEXINFO_TEX_DIR = $(srcdir)
 DVIS = ansicl.dvi
 PDFS = ansicl.pdf
@@ -677,7 +677,7 @@
 	uninstall-lispLISP uninstall-pdf-am uninstall-ps-am
 
 
-ansicl: dpans2texi.elc temp.texi
+ansicl.info: dpans2texi.elc temp.texi
 	$(MAKEINFO) $(AM_MAKEINFOFLAGS) temp.texi
 	$(EMACSDP) -f dp-tr