fix(10-02): stabilize GitHubSource provider-name test

pkg/recon/sources/github_test.go

@@ -4,7 +4,6 @@ import (
 	"context"
 	"encoding/json"
 	"errors"
-	"fmt"
 	"net/http"
 	"net/http/httptest"
 	"strings"
@@ -144,8 +143,8 @@ func TestGitHubSource_ProviderNameFromKeyword(t *testing.T) {
 
 	// Track which query came in so we can assert providerName mapping per-call.
 	srv := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
-		q := r.URL.Query().Get("q")
-		body := fmt.Sprintf(`{"items":[{"html_url":"https://example/%s","repository":{"full_name":"o/r"}}]}`, q)
+		// Query contains spaces/quotes — don't interpolate it into JSON.
+		body := `{"items":[{"html_url":"https://example/x","repository":{"full_name":"o/r"}}]}`
 		w.Header().Set("Content-Type", "application/json")
 		_, _ = w.Write([]byte(body))
 	}))