mimic: Use special rateconv.c license

rateconv.c looks like BSD-2 but it has second clause modified
significantly, therefore be specific about it.

Signed-off-by: Khem Raj <raj.khem@gmail.com>
Cc: Alistair Francis <alistair.francis@wdc.com>

meta-multimedia/recipes-multimedia/mimic/mimic_1.3.0.1.bb

@@ -7,7 +7,7 @@ SECTION = "multimedia"
 LICENSE = "MIT & \
            PD & \
            CMU-Tex & \
-           BSD & \
+           rateconv & \
            BSD-2-Clause & \
            BSD-3-Clause & \
            flite & \

meta-oe/licenses/rateconv

@@ -0,0 +1,27 @@
+Authors:	Markus Mummert
+
+Copyright (c) 1992, 1995 by Markus Mummert
+
+License:
+ Redistribution and use of this software, modifcation and inclusion
+   into other forms of software are permitted provided that the following
+   conditions are met:
+
+   1. Redistributions of this software must retain the above copyright
+      notice, this list of conditions and the following disclaimer.
+   2. If this software is redistributed in a modified condition
+      it must reveal clearly that it has been modified.
+
+   THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS''
+   AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
+   TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A
+   PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR
+   CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
+   EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
+   PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
+   PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
+   OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+   (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE
+   USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH
+   DAMAGE.
+