Typo

contrib/declib/README.md

 # Single File Zstandard Decompression Library
 
-The script `combine.sh` creates an _amalgamted_ source file that can be used with or without `zstd.h`. This isn't a _header-only_ file but it does offer a similar level of simplicity when integrating into a project.
+The script `combine.sh` creates an _amalgamated_ source file that can be used with or without `zstd.h`. This isn't a _header-only_ file but it does offer a similar level of simplicity when integrating into a project.
 
 Create `zstddeclib.c` from the Zstd source using:
 ```