Changed DOS/Windows-style CR/LF to LF-only for .gitignore

.gitignore

@@ -1,47 +1,47 @@
-*.[oa]
-*.exe
-firework
-manext
-libXCurses.so
-ozdemo
-newtest
-ptest
-rain
-sdltest
-testcurs
-tuidemo
-worm
-xmas
-*.sho
-Makefile
-config.h
-config.log
-config.status
-PDCurses.md
-xcurses-config
-*.dll
-wingui.gif
-wingui.htm
-*.bat
-clock.c
-clock1.c
-fullscrn.c
-hello
-hello.c
-wingui/wcr*
-wingui/wct*
-wingui/wc_*
-wingui/wcw*
-wingui/z*
-wingui/scr2html.c
-wingui/newtest*
-wingui/*.sav
-wingui/*.def
-wincon/*.def
-*.obj
-*.bak
-*.map
-*.lib
-m
-.vscode
-build
+*.[oa]
+*.exe
+firework
+manext
+libXCurses.so
+ozdemo
+newtest
+ptest
+rain
+sdltest
+testcurs
+tuidemo
+worm
+xmas
+*.sho
+Makefile
+config.h
+config.log
+config.status
+PDCurses.md
+xcurses-config
+*.dll
+wingui.gif
+wingui.htm
+*.bat
+clock.c
+clock1.c
+fullscrn.c
+hello
+hello.c
+wingui/wcr*
+wingui/wct*
+wingui/wc_*
+wingui/wcw*
+wingui/z*
+wingui/scr2html.c
+wingui/newtest*
+wingui/*.sav
+wingui/*.def
+wincon/*.def
+*.obj
+*.bak
+*.map
+*.lib
+m
+.vscode
+build