Remove restriction over opentelemetry

Author: jneira

cabal.project

@@ -7,7 +7,7 @@ source-repository-package
     location: https://github.com/wz1000/shake
     tag: fb3859dca2e54d1bbb2c873e68ed225fa179fbef
 
--- See https://github.com/haskell-hvr/cabal-plan/pull/55 
+-- See https://github.com/haskell-hvr/cabal-plan/pull/55
 source-repository-package
     type: git
     location: https://github.com/peti/cabal-plan
@@ -19,9 +19,6 @@ source-repository-package
     location: https://github.com/jneira/floskell
     tag: 78f888f46dae96922d855af1e6a00ea6bb856987
 
--- TODO adapt code to last opentelemetry-0.4.0
-constraints: opentelemetry == 0.3.2
-
 tests: true
 documentation: true