celt: fix DB_SHIFT typo in GCONST macro comment

Signed-off-by: Jean-Marc Valin <[email protected]>

Author: alfredh

celt/fixed_generic.h

@@ -95,7 +95,7 @@
 /** Compile-time conversion of float constant to log gain value */
 #define GCONST2(x,bits) ((celt_glog)(.5+(x)*(((celt_glog)1)<<(bits))))
 
-/** Compile-time conversion of float constant to DB_SHFIT log gain value */
+/** Compile-time conversion of float constant to DB_SHIFT log gain value */
 #define GCONST(x) GCONST2((x),DB_SHIFT)
 
 /** Negate a 16-bit value */