Relax bounds on template-haskell to support GHC 8.10

This requires no code changes, so this simply tracks a relaxed bound via
revision in version 1.2.1.1.

Author: lexi-lambda

package.yaml

@@ -57,7 +57,7 @@ library:
   dependencies:
   - natural-transformation >= 0.2
   - transformers-base
-  - template-haskell >= 2.11 && < 2.16
+  - template-haskell >= 2.11 && < 2.17
 
 executables:
   freer-examples: