gnu: python-keyrings.alt: Fix variable name.

* gnu/packages/python-crypto.scm (python-keyrings.alt): Rename variable
to python-keyrings-alt.

* gnu/packages/file-systems.scm (dbxfs): [propagated-inputs]: Remove
python-keyrings.alt; add python-keyrings-alt.

* gnu/packages/orange.scm (orange) [inputs]: Remove
python-keyrings.alt; add python-keyrings-alt.

Change-Id: I200a87aa140628627d6e0b6cfd81dfa913b8e7d7

gnu/packages/file-systems.scm

@@ -2064,7 +2064,7 @@ compatible directories.")
            python-block-tracing
            python-dropbox
            python-keyring
-           python-keyrings.alt
+           python-keyrings-alt
            python-privy
            python-userspacefs))
   (home-page "https://thelig.ht/code/dbxfs/")

gnu/packages/orange.scm

@@ -213,7 +213,7 @@ GUI based workflow.  It is primarily used in the Orange framework.")
            python-httpx
            python-joblib
            python-keyring
-           python-keyrings.alt
+           python-keyrings-alt
            python-louvain
            python-matplotlib
            python-networkx

gnu/packages/python-crypto.scm

@@ -299,9 +299,9 @@ password storage.")
     ;; "MIT" and PSF dual license
     (license license:x11)))
 
-(define-public python-keyrings.alt
+(define-public python-keyrings-alt
   (package
-    (name "python-keyrings.alt")
+    (name "python-keyrings-alt")
     (version "3.4.0")
     (source
       (origin