Fix version check in .ci/test.sh

Author: martijnbastiaan

.ci/test.sh

@@ -12,7 +12,7 @@ sh clash-dev-test
 # Check whether version numbers in snap / clash-{prelude,lib,ghc} are the same
 cabal_files="clash-prelude/clash-prelude.cabal clash-lib/clash-lib.cabal clash-ghc/clash-ghc.cabal clash-term/clash-term.cabal"
 snapcraft_file="bindist/linux/snap/snap/snapcraft.yaml"
-versions=$(grep "^[vV]ersion" $cabal_files $snapcraft_file | grep -Eo '[0-9]+\.[0-9]+')
+versions=$(grep "^[vV]ersion" $cabal_files $snapcraft_file | grep -Eo '[0-9]+(\.[0-9]+)+')
 
 if [[ $(echo $versions | tr ' ' '\n' | wc -l) == 5 ]]; then
     if [[ $(echo $versions | tr ' ' '\n' | uniq | wc -l) != 1 ]]; then