gnu: Add go-github-com-aws-smithy-go.

* gnu/packages/golang.scm (go-github-com-aws-smithy-go): New variable.

Signed-off-by: Leo Famulari <leo@famulari.name>

gnu/packages/golang.scm

@@ -11256,6 +11256,30 @@ encrypting JSON Web Tokens (JWT).  It relies only on the standard library.")
     (home-page "https://github.com/dvsekhvalnov/jose2go")
     (license license:expat)))
 
+(define-public go-github-com-aws-smithy-go
+  (package
+    (name "go-github-com-aws-smithy-go")
+    (version "1.13.5")
+    (source (origin
+              (method git-fetch)
+              (uri (git-reference
+                    (url "https://github.com/aws/smithy-go")
+                    (commit "v1.13.5")))
+              (file-name (git-file-name name version))
+              (sha256
+               (base32
+                "1rgyk0m2d3agknnlzjqvac1a61wwdq1pbck7vyl587m38n5zi2cz"))))
+    (build-system go-build-system)
+    (arguments
+     '(#:import-path "github.com/aws/smithy-go"))
+    (propagated-inputs
+     (list go-github-com-jmespath-go-jmespath go-github-com-google-go-cmp-cmp))
+    (home-page "https://github.com/aws/smithy-go")
+    (synopsis "Smithy code generators for Go")
+    (description
+     "Package smithy provides the core components for a Smithy SDK.")
+    (license license:asl2.0)))
+
 (define-public aws-vault
   (package
     (name "aws-vault")