fix: need sudo to avoid permission denied

.gitpod.Dockerfile

@@ -3,8 +3,8 @@ FROM gitpod/workspace-full:latest
 RUN sudo install-packages php-xdebug
 
 # install act.
-RUN mkdir -p /dev-stock/bin/act
-RUN wget -qO- https://github.com/nektos/act/releases/download/$(curl -I https://github.com/nektos/act/releases/latest | awk -F '/' '/^location/ {print  substr($NF, 1, length($NF)-1)}')/act_Linux_x86_64.tar.gz | tar xvz -C /dev-stock/bin/act
+RUN sudo mkdir -p /dev-stock/bin/act
+RUN wget -qO- https://github.com/nektos/act/releases/download/$(curl -I https://github.com/nektos/act/releases/latest | awk -F '/' '/^location/ {print  substr($NF, 1, length($NF)-1)}')/act_Linux_x86_64.tar.gz | sudo tar xvz -C /dev-stock/bin/act
 
 # add binary directory to path.
 ENV PATH="/dev-stock/bin:${PATH}"