Use cmark-gfm-0.1.8.

changelog

@@ -69,7 +69,7 @@ pandoc (2.7.1)
 
   * MANUAL.txt: Add recommendation to use `raw_attribute` with ipynb (#5354).
 
-  * Exclude cmark-gfm-hs 0.1.7, which is buggy.
+  * Use cmark-gfm-hs 0.1.8 (note that 0.1.7 is buggy).
 
   * Use latest pandoc-citeproc, texmath.
 

pandoc.cabal

@@ -394,7 +394,7 @@ library
                  deepseq >= 1.3 && < 1.5,
                  JuicyPixels >= 3.1.6.1 && < 3.4,
                  Glob >= 0.7 && < 0.11,
-                 cmark-gfm == 0.1.6 || > 0.1.7 && < 0.2,
+                 cmark-gfm >= 0.1.8 && < 0.2,
                  doctemplates >= 0.2.1 && < 0.3,
                  network-uri >= 2.6 && < 2.7,
                  network >= 2.6,

stack.yaml

@@ -16,6 +16,7 @@ extra-deps:
 - skylighting-core-0.7.7
 - ipynb-0.1
 - texmath-0.11.2.2
+- cmark-gfm-0.1.8
 ghc-options:
    "$locals": -fhide-source-paths -XNoImplicitPrelude
 resolver: lts-13.9