Merge branch 'mr/thevenoux/gnatcheck#67' into 'master'

gnatcheck driver: make version output refiner release candidate compatible

Closes eng/codepeer/gnatcheck#67

See merge request eng/libadalang/langkit-query-language!604

Author: thvnx

testsuite/drivers/gnatcheck_driver.py

@@ -711,7 +711,7 @@ def output_refiners(self) -> list[OutputRefiner]:
         # Remove version information printed by gnatcheck in verbose mode
         result.append(
             PatternSubstitute(
-                "gnatcheck [0-9]+.[0-9]w \\([a-z0-9 ]+\\)",
+                "gnatcheck [0-9]+.[0-9](rc|w) \\([a-z0-9 ]+\\)",
                 "gnatcheck <version> (<date>)",
             )
         )