tar: Add symlink to tar from gtar

dpkg-deb accesses tar via "gtar", add a symlink to ensure that nativesdk
for example correctly catches these accesses to tar (for buildtools-tarball).
This likely also fixes on target dpkg-deb usage.

[YOCTO #7988]

(From OE-Core rev: 18ccd233810869c84af28783a9fa1906c1b30232)

Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>

meta/recipes-extended/tar/tar.inc

@@ -21,12 +21,14 @@ EXTRAINSTALL_class-nativesdk = ""
 
 do_install () {
     autotools_do_install
+    ln -s tar ${D}${bindir}/gtar
     ${EXTRAINSTALL}
 }
 
 do_install_extra () {
     install -d ${D}${base_bindir}
     mv ${D}${bindir}/tar ${D}${base_bindir}/tar
+    mv ${D}${bindir}/gtar ${D}${base_bindir}/gtar
     rmdir ${D}${bindir}/
 }