TIFF: fix mention about zstd being supported

Author: NeroBurner

cmake/projects/TIFF/hunter.cmake

@@ -102,7 +102,7 @@ hunter_cmake_args(
     jbig=OFF # not implemented in 4.7.0-p0
     lerc=OFF # not implemented in 4.7.0-p0
     lzma=OFF # available since 4.7.0-p0
-    zstd=OFF # not implemented in 4.7.0-p0
+    zstd=OFF # available since 4.7.0-p0
     webp=OFF # not implemented in 4.7.0-p0
 )