Fix typo

Author: hamishmack

test/coverage/default.nix

@@ -27,7 +27,7 @@ let
 
 in recurseIntoAttrs ({
   # Does not work on ghcjs because it needs zlib. Wasm needs network fixed.
-  meta.disabled = stdenv.hostPlatform.isGhcjs || stdenv.hostPlatfom.isWasm
+  meta.disabled = stdenv.hostPlatform.isGhcjs || stdenv.hostPlatform.isWasm
     # For some reason the `.tix` file is not created on armv7a android (not sure why)
     || stdenv.hostPlatform.isAndroid && stdenv.hostPlatform.isAarch32;
   run = stdenv.mkDerivation {