echat, remove unused patch (no recipe) from the repo (#8279)

net-irc/echat/patches/echat-0.04beta1-haiku.diff

@@ -1,37 +0,0 @@
-diff -urN echat-0.04beta1/Makefile echat-0.04beta1-haiku/Makefile
---- echat-0.04beta1/Makefile	2003-08-20 08:08:36.000000000 +0000
-+++ echat-0.04beta1-haiku/Makefile	2009-06-13 16:43:20.000000000 +0000
-@@ -6,8 +6,8 @@
- 
- NAME=echat
- VERSION=0.04beta1
--PREFIX=/usr/local
--LIBS=-lcurses
-+PREFIX=/boot/common
-+LIBS=-lncurses -lnetwork
- STATIC=
- CC=gcc
- CFLAGS=-Wall -g -O2
-@@ -27,8 +27,9 @@
- # -DPORTREUSE == run more than one chat on the same port
- # -DTCP == simple tcp server (laggy)
- # -DSHELL == enable `/!' command (may be dangerous!)
--DEFINES=-DFREEBSD -DCHARSET
-+# DEFINES=-DFREEBSD -DCHARSET
- #DEFINES=-DFREEBSD -DCHARSET -DPORTREUSE -DTCP -DSHELL
-+DEFINES=-DCHARSET
- 
- .c.o:
- 	@echo Compiling $*.c
-diff -urN echat-0.04beta1/chat_cmnd.c echat-0.04beta1-haiku/chat_cmnd.c
---- echat-0.04beta1/chat_cmnd.c	2003-08-20 07:52:51.000000000 +0000
-+++ echat-0.04beta1-haiku/chat_cmnd.c	2009-06-13 16:40:56.000000000 +0000
-@@ -208,7 +208,7 @@
-         CMD_QUIT, CMD_QUIT1, CMD_QUIT2, CMD_HELP, CMD_HELP1, CMD_HELP2, CMD_VERSION, CMD_VERSION1,
-         CMD_STATUS, CMD_STATUS1, CMD_KEYS, CMD_KEYS1, CMD_VERBOSE, CMD_VERBOSE1, CMD_CLEAR, CMD_CLEAR1, CMD_SHELL);
-     strncat(message, buf, STR_SIZE);
--    snprintf(buf, STR_SIZE, "%s %s %s(%s) %s(%s) %s %s(%s) %s(%s) %s ",
-+    snprintf(buf, STR_SIZE, "%s %s %s(%s) %s(%s) %s %s(%s) %s(%s) %s (%s)",
-         CMD_LOAD, CMD_SAVE, CMD_ANSWER, CMD_ANSWER1, CMD_GENDER, CMD_GENDER1, CMD_MY,
-         CMD_FAVORITE, CMD_FAVORITE1, CMD_IGNORE, CMD_IGNORE1, CMD_BAN, CMD_BCAST);
-     strncat(message, buf, STR_SIZE);