GitInput: only convert integer option values to int

Dependencies

• [2] 34SOPSVF Allow to configure the timeout value for the GitInput plugin in different places.
• [3] JAH3UPWA Support revision control systems via plugins
• [4] JYXWIQG4 Include the project and jobset names in the configuration blocks

Change contents

• replacement in src/lib/Hydra/Plugin/GitInput.pm at line 121
  [2.2703]→[2.2703:2738](∅→∅)
  − if ($opt_value =~ /\d+/) {
  [2.2703]

  [2.2738]
  + if ($opt_value =~ /^[+-]?\d+\z/) {