build: improve API usage and test robustness across platforms

- Replace `.Summary` with `.Version` in the build flag for gitea act_runner version

Signed-off-by: Bo-Yi Wu <appleboy.tw@gmail.com>

.goreleaser.yaml

@@ -58,7 +58,7 @@ builds:
   flags:
   - -trimpath
   ldflags:
-  - -s -w -X gitea.com/gitea/act_runner/internal/pkg/ver.version={{ .Summary }}
+  - -s -w -X gitea.com/gitea/act_runner/internal/pkg/ver.version={{ .Version }}
   binary: >-
     {{ .ProjectName }}-
     {{- .Version }}-
@@ -108,4 +108,4 @@ gitea_urls:
   download: https://gitea.com
 
 # yaml-language-server: $schema=https://goreleaser.com/static/schema-pro.json
-# vim: set ts=2 sw=2 tw=0 fo=cnqoj
+# vim: set ts=2 sw=2 tw=0 fo=cnqoj