gnu: go-github-com-gomodule-redigo: Update to 1.9.2.

* gnu/packages/databases.scm (go-github-com-gomodule-redigo): Update to 1.9.2.
[arguments] <skip-build?>: No go files in project's root.
<import-path>: Set to project's root.
<unpack-path>: Remove as redundant.
<test-flags>: Skip all tests requiring redis CLI and running redis
service.
<phases>: Add 'remove-examples.
[native-inputs]: Remove redis.

Change-Id: Ia87d118ddebc712d7c91d83c3bb707271c86ec16

gnu/packages/databases.scm

@@ -3001,7 +3001,7 @@ one-to-one, while still providing an idiomatic interface.")
 (define-public go-github-com-gomodule-redigo
   (package
     (name "go-github-com-gomodule-redigo")
-    (version "1.8.8")
+    (version "1.9.2")
     (source
       (origin
         (method git-fetch)
@@ -3010,14 +3010,48 @@ one-to-one, while still providing an idiomatic interface.")
                (commit (string-append "v" version))))
         (file-name (git-file-name name version))
         (sha256
-         (base32 "0wplaaxg7f6c6c08gdp33l48hygn8gq1rhlnjzr1c9qcggsm07k1"))))
+         (base32 "03z02zmkl8cj73c6xrvlpj144d9ysikc25ay64dhpbzwkn16h5yv"))))
     (build-system go-build-system)
     (arguments
-     '(#:unpack-path "github.com/gomodule/redigo"
-       #:import-path "github.com/gomodule/redigo/redis"))
+     (list
+      #:skip-build? #t
+      #:import-path "github.com/gomodule/redigo"
+      #:test-flags
+      #~(list "-skip"
+              (string-join
+               ;; Run just unit tests which do not require Redis reducing
+               ;; closure size.
+               (list "TestDoCommands"
+                     "TestPipelineCommands"
+                     "TestBlankCommand"
+                     "TestRecvBeforeSend"
+                     "TestError"
+                     "TestDialContext_CanceledContext"
+                     "TestDialClientName"
+                     "TestExecError"
+                     "Test.*Pool.*"
+                     "TestPushed"
+                     "TestPubSubReceiveContext"
+                     "TestSlowLog"
+                     "TestLatency"
+                     "TestLatencyHistories"
+                     "TestScript"
+                     "Example.*"
+                     "TestConnMux"
+                     "TestConnMuxClose")
+               "|"))
+      #:phases
+      #~(modify-phases %standard-phases
+          (add-after 'unpack 'remove-examples
+            (lambda* (#:key import-path #:allow-other-keys)
+              (with-directory-excursion (string-append "src/" import-path)
+                (for-each delete-file
+                          (list "redis/zpop_example_test.go"
+                                "redis/scan_test.go"
+                                "redis/pubsub_example_test.go"
+                                "redis/reply_test.go"))))))))
     (native-inputs
-     (list go-github-com-stretchr-testify
-           redis))
+     (list go-github-com-stretchr-testify))
     (home-page "https://github.com/gomodule/redigo")
     (synopsis "Go client for Redis")
     (description