fix(lint): support linting jsr pkg without version field (#25230)

cli/args/mod.rs

@@ -1902,8 +1902,7 @@ pub fn config_to_deno_graph_workspace_member(
   };
   let version = match &config.json.version {
     Some(name) => Some(deno_semver::Version::parse_standard(name)?),
-    // todo(#25230): remove
-    None => bail!("Missing 'version' field in config file."),
+    None => None,
   };
   Ok(deno_graph::WorkspaceMember {
     base: config.specifier.join("./").unwrap(),

tests/specs/lint/jsr_pkg_no_version/__test__.jsonc

@@ -0,0 +1,5 @@
+{
+  "args": "lint",
+  "output": "lint.out",
+  "exitCode": 1
+}

tests/specs/lint/jsr_pkg_no_version/deno.json

@@ -0,0 +1,4 @@
+{
+  "name": "@scope/pkg",
+  "exports": "./mod.ts"
+}

tests/specs/lint/jsr_pkg_no_version/lint.out

@@ -0,0 +1,14 @@
+error[no-slow-types]: missing explicit return type in the public API
+ --> [WILDLINE]:1:17
+  | 
+1 | export function test() {
+  |                 ^^^^ this function is missing an explicit return type
+  | 
+  = hint: add an explicit return type to the function
+
+  info: all functions in the public API must have an explicit return type
+  docs: https://jsr.io/go/slow-type-missing-explicit-return-type
+
+
+Found 1 problem
+Checked 1 file

tests/specs/lint/jsr_pkg_no_version/mod.ts

@@ -0,0 +1,3 @@
+export function test() {
+  return 1 + 2;
+}