fix: update test to reflect Swift parser restoration

Swift no longer uses fallback chunking since we restored the parser

Author: roomote

src/services/code-index/processors/__tests__/parser.vb.spec.ts

@@ -243,9 +243,9 @@ describe("Fallback Extensions Configuration", () => {
 		// Extensions that should use fallback
 		expect(shouldUseFallbackChunking(".vb")).toBe(true)
 		expect(shouldUseFallbackChunking(".scala")).toBe(true)
-		expect(shouldUseFallbackChunking(".swift")).toBe(true)
 
 		// Extensions that should not use fallback (have working parsers)
+		expect(shouldUseFallbackChunking(".swift")).toBe(false) // Swift has a working parser
 		expect(shouldUseFallbackChunking(".js")).toBe(false)
 		expect(shouldUseFallbackChunking(".ts")).toBe(false)
 		expect(shouldUseFallbackChunking(".py")).toBe(false)