Bump github/codeql-action from 3.26.7 to 3.26.12 #79

Job	Run time
RubyGems on Ubuntu (3.0)	10s
RubyGems on Ubuntu (3.1)	15s
RubyGems on Ubuntu (3.2)	10s
RubyGems on macOS (3.0)	12s
RubyGems on macOS (3.1)	12s
RubyGems on macOS (3.2)	13s
RubyGems on Windows (3.0)	3m 25s
RubyGems on Windows (3.1)	3m 25s
RubyGems on Windows (3.2)	3m 59s
RubyGems on Ubuntu (jruby-9.4)	32s
RubyGems on Ubuntu (truffleruby-22)	22s
RubyGems on Windows (mswin)	3m 12s
RubyGems on Ubuntu (ruby-head)	6s
RubyGems on Ubuntu (truffleruby-head)	32s
	16m 45s

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