Add missing modules to cabal file

Author: jsl

dotenv.cabal

@@ -47,6 +47,8 @@ executable dotenv
   main-is:             Main.hs
   other-modules:       Configuration.Dotenv
                        Configuration.Dotenv.Parse
+                     , Configuration.Dotenv.Text
+                       
   -- other-extensions:
   build-depends:         base >=4.5 && <5.0
                        , base-compat >= 0.4
@@ -59,8 +61,9 @@ executable dotenv
   default-language:    Haskell2010
 
 library
-  exposed-modules:    Configuration.Dotenv.Parse
-                    , Configuration.Dotenv
+  exposed-modules:      Configuration.Dotenv
+                      , Configuration.Dotenv.Parse
+                      , Configuration.Dotenv.Text
 
   build-depends:         base >=4.5 && <5.0
                        , base-compat >= 0.4