Fix logic error in pnpm version and lockfile version check

Author: gavinxgu

packages/pnpm-sync-lib/src/pnpmSyncPrepare.ts

@@ -220,7 +220,7 @@ export async function pnpmSyncPrepareAsync(options: IPnpmSyncPrepareOptions): Pr
   const pnpmVersion: string | undefined = pnpmModulesYaml?.packageManager?.split('@')[1];
 
   // currently, only support pnpm v8
-  if (!pnpmVersion || !(pnpmVersion.startsWith('8') || !pnpmVersion.startsWith('9'))) {
+  if (!pnpmVersion || !(pnpmVersion.startsWith('8') || pnpmVersion.startsWith('9'))) {
     logMessageCallback({
       message: `The pnpm version is not supported; pnpm-sync requires pnpm version 8.x, 9.x`,
       messageKind: LogMessageKind.ERROR,
@@ -243,7 +243,7 @@ export async function pnpmSyncPrepareAsync(options: IPnpmSyncPrepareOptions): Pr
   if (
     !pnpmLockfile ||
     !lockfileVersion ||
-    !(lockfileVersion.startsWith('6') || !lockfileVersion.startsWith('9'))
+    !(lockfileVersion.startsWith('6') || lockfileVersion.startsWith('9'))
   ) {
     logMessageCallback({
       message: `The pnpm-lock.yaml format is not supported; pnpm-sync requires lockfile version 6, 9`,