documentation.conf: drop reference to tar IMAGE_PKGTYPE

tar packaging was removed some time ago.

(From OE-Core rev: 137f75d7289169f835a9f522530d8abf050e060a)

Signed-off-by: Robert P. J. Day <rpjday@crashcourse.ca>
Signed-off-by: Mathieu Dubois-Briand <mathieu.dubois-briand@bootlin.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>

meta/conf/documentation.conf

@@ -212,7 +212,7 @@ IMAGE_INSTALL[doc] = "Specifies the packages to install into an image. Image rec
 IMAGE_LINGUAS[doc] = "Specifies the list of locales to install into the image during the root filesystem construction process."
 IMAGE_NAME[doc] = "The name of the output image files minus the extension."
 IMAGE_OVERHEAD_FACTOR[doc] = "Defines a multiplier that the build system applies to the initial image size for cases when the multiplier times the returned disk usage value for the image is greater than the sum of IMAGE_ROOTFS_SIZE and IMAGE_ROOTFS_EXTRA_SPACE."
-IMAGE_PKGTYPE[doc] = "Defines the package type (DEB, RPM, IPK, or TAR) used by the OpenEmbedded build system."
+IMAGE_PKGTYPE[doc] = "Defines the package type (DEB, RPM or IPK) used by the OpenEmbedded build system."
 IMAGE_POSTPROCESS_COMMAND[doc] = "Added by classes to run post processing commands once the OpenEmbedded build system has created the image."
 IMAGE_ROOTFS[doc] = "The location of the root filesystem while it is under construction (i.e. during do_rootfs)."
 IMAGE_ROOTFS_EXTRA_SPACE[doc] = "Defines additional free disk space created in the image in Kbytes. By default, this variable is set to '0'."