fixes error message asserts and lints (#71747)

Author: gnoff

test/e2e/app-dir/dynamic-io-errors/dynamic-io-errors.prospective-fallback.test.ts

@@ -28,7 +28,7 @@ describe(`Dynamic IO Prospective Fallback`, () => {
       }
 
       expect(next.cliOutput).toContain(
-        'In Route "/blog/[slug]" this component accessed data without a fallback UI available somewhere above it using Suspense.'
+        'In Route "/blog/[slug]" this component accessed data without a Suspense boundary above it to provide a fallback UI.'
       )
     })
 
@@ -46,7 +46,7 @@ describe(`Dynamic IO Prospective Fallback`, () => {
       await next.start()
 
       expect(next.cliOutput).not.toContain(
-        'In Route "/blog/[slug]" this component accessed data without a fallback UI available somewhere above it using Suspense.'
+        'In Route "/blog/[slug]" this component accessed data without a Suspense boundary above it to provide a fallback UI.'
       )
     })
   }

test/e2e/app-dir/dynamic-io-errors/dynamic-io-errors.test.ts

@@ -322,7 +322,7 @@ function runTests(options: { withMinification: boolean }) {
         const expectError = createExpectError(next.cliOutput)
 
         expectError(
-          'In Route "/" this component accessed data without a fallback UI available somewhere above it using Suspense.',
+          'In Route "/" this component accessed data without a Suspense boundary above it to provide a fallback UI.',
           // Turbopack doesn't support disabling minification yet
           withMinification || isTurbopack ? undefined : 'IndirectionTwo'
         )
@@ -331,7 +331,7 @@ function runTests(options: { withMinification: boolean }) {
           // one task actually reports and error at the moment. We should fix upstream but for now we exclude the second error when PPR is off
           // because we are using canary React and renderToReadableStream rather than experimental React and prerender
           expectError(
-            'In Route "/" this component accessed data without a fallback UI available somewhere above it using Suspense.',
+            'In Route "/" this component accessed data without a Suspense boundary above it to provide a fallback UI.',
             // Turbopack doesn't support disabling minification yet
             withMinification || isTurbopack ? undefined : 'IndirectionThree'
           )