Typo in gmt package

common/gmt.scm

@@ -54,7 +54,7 @@
       (https://en.wikipedia.org/wiki/Digital_Chart_of_the_World). This data is
       for use by GMT, the Generic Mapping Tools.")
   (home-page "https://www.soest.hawaii.edu/pwessel/dcw/")
-  (license license:gpl3+))
+  (license license:gpl3+)))
 
 (define-public gshhg-gmt
   (package
@@ -85,7 +85,7 @@
       rivers, and political boundaries. This data is for use by GMT, the Generic
       Mapping Tools.")
   (home-page "https://www.soest.hawaii.edu/pwessel/gshhg/")
-  (license license:gpl3+))
+  (license license:gpl3+)))
 
 (define-public gmt
   (package