Bump ossf/scorecard-action from 2.3.0 to 2.3.1 #22

Job	Run time
Rubygems on Ubuntu (2.6)	27s
Rubygems on Ubuntu (2.7)	22s
Rubygems on Ubuntu (3.0)	15s
Rubygems on Ubuntu (3.1)	14s
Rubygems on Ubuntu (3.2)	10s
Rubygems on macOS (2.6)	49s
Rubygems on macOS (2.7)	53s
Rubygems on macOS (3.0)	1m 37s
Rubygems on macOS (3.1)	27s
Rubygems on macOS (3.2)	2m 8s
Rubygems on Windows (2.6)	4m 37s
Rubygems on Windows (2.7)	3m 45s
Rubygems on Windows (3.0)	1m 44s
Rubygems on Windows (3.1)	2m 20s
Rubygems on Windows (3.2)	3m 10s
Rubygems on Ubuntu (jruby-9.4)	53s
Rubygems on Ubuntu (truffleruby-22)	48s
Rubygems on Windows (mswin)	1m 31s
Rubygems on Ubuntu (ruby-head)	10s
Rubygems on Ubuntu (truffleruby-head)	42s
	27m 2s

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