fix: add version field to localSrc definition for go-mobile nix build (#22041)

Author: seanstrom

nix/status-go/source.nix

@@ -13,8 +13,8 @@ let
     repo = "status-go";
     rev = "unknown";
     shortRev = rev;
-    rawVersion = "develop";
-    cleanVersion = rawVersion;
+    version = "unknown";
+    cleanVersion = version;
     goPackagePath = "github.com/${owner}/${repo}";
     # We use builtins.path so that we can name the resulting derivation,
     # Normally the name would not be deterministic, taken from the checkout directory.
@@ -43,7 +43,6 @@ let
     inherit (versionJSON) owner repo version;
     rev = versionJSON.commit-sha1;
     shortRev = strings.substring 0 7 rev;
-    rawVersion = versionJSON.version;
     cleanVersion = lib.sanitizeVersion versionJSON.version;
     # Need to pretend this is from status-im to let Go build it.
     goPackagePath = "github.com/status-im/${repo}";