added glibc patch for cosf

public/index.html

@@ -147,7 +147,7 @@ Available CORE-MATH functions (under MIT license):
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 <tr><td>cos</td>
-    <td><a href="https://gitlab.inria.fr/core-math/core-math/-/blob/master/src/binary32/cos/cosf.c">code</a></td>
+    <td><a href="https://gitlab.inria.fr/core-math/core-math/-/blob/master/src/binary32/cos/cosf.c">code</a> <a href="https://github.com/sbnh1/glibc/tree/cosf">glibc patch</a></td>
     <td><a href="https://gitlab.inria.fr/core-math/core-math/-/blob/master/src/binary64/cos/cos.c">code</a> <a href="https://github.com/sbnh1/glibc/tree/cos">glibc patch</a></td>
     <td></td>
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