go.mod: update module dependencies

Author: creachadair

go.mod

@@ -1,7 +1,7 @@
 module github.com/creachadair/command
 
-go 1.24
+go 1.25
 
 require github.com/google/go-cmp v0.7.0
 
-require github.com/creachadair/mds v0.25.13
+require github.com/creachadair/mds v0.25.15

go.sum

@@ -1,4 +1,4 @@
-github.com/creachadair/mds v0.25.13 h1:PsSUHV6zsfPd29k4kvm1rMoee1YFia7JyNGeMPmDcPM=
-github.com/creachadair/mds v0.25.13/go.mod h1:4hatI3hRM+qhzuAmqPRFvaBM8mONkS7nsLxkcuTYUIs=
+github.com/creachadair/mds v0.25.15 h1:i8CUqtfgbCqbvZ++L7lm8No3cOeic9YKF4vHEvEoj+Y=
+github.com/creachadair/mds v0.25.15/go.mod h1:XtMfRW15sjd1iOi1Z1k+dq0pRsR5xPbulpoTrpyhk8w=
 github.com/google/go-cmp v0.7.0 h1:wk8382ETsv4JYUZwIsn6YpYiWiBsYLSJiTsyBybVuN8=
 github.com/google/go-cmp v0.7.0/go.mod h1:pXiqmnSA92OHEEa9HXL2W4E7lf9JzCmGVUdgjX3N/iU=