Install terminfo data under /usr/share/julia (#55881)

Just like all other libraries, we don't want internal Julia files to
mess with system files.

Introduced by #55411.

(cherry picked from commit 0dbb6eb)

Makefile

@@ -405,7 +405,7 @@ endif
 	$(INSTALL_F) $(JULIAHOME)/contrib/julia.appdata.xml $(DESTDIR)$(datarootdir)/appdata/
 	# Install terminal info database
 ifneq ($(WITH_TERMINFO),0)
-	cp -R -L $(build_datarootdir)/terminfo $(DESTDIR)$(datarootdir)
+	cp -R -L $(build_datarootdir)/julia/terminfo $(DESTDIR)$(datarootdir)/julia/
 endif
 
 	# Update RPATH entries and JL_SYSTEM_IMAGE_PATH if $(private_libdir_rel) != $(build_private_libdir_rel)

base/terminfo.jl

@@ -262,7 +262,7 @@ function find_terminfo_file(term::String)
         append!(terminfo_dirs,
                 replace(split(ENV["TERMINFO_DIRS"], ':'),
                         "" => "/usr/share/terminfo"))
-    push!(terminfo_dirs, normpath(Sys.BINDIR, DATAROOTDIR, "terminfo"))
+    push!(terminfo_dirs, normpath(Sys.BINDIR, DATAROOTDIR, "julia", "terminfo"))
     Sys.isunix() &&
         push!(terminfo_dirs, "/etc/terminfo", "/lib/terminfo", "/usr/share/terminfo")
     for dir in terminfo_dirs

deps/terminfo.mk

@@ -22,8 +22,8 @@ $(BUILDDIR)/TermInfoDB-v$(TERMINFO_VER)/build-checked: $(BUILDDIR)/TermInfoDB-v$
 	echo 1 > $@
 
 define TERMINFO_INSTALL
-	mkdir -p $2/$$(build_datarootdir)
-	cp -R $1/terminfo $2/$$(build_datarootdir)
+	mkdir -p $2/$$(build_datarootdir)/julia
+	cp -R $1/terminfo $2/$$(build_datarootdir)/julia/
 endef
 $(eval $(call staged-install, \
 	terminfo,TermInfoDB-v$(TERMINFO_VER), \