actually fix typo this time

MatthewPeterKelly · MatthewPeterKelly · commit 231e3a041512 · 2022-08-23T05:26:47.000-04:00
diff --git a/compiler/rustc_error_codes/src/error_codes/E0311.md b/compiler/rustc_error_codes/src/error_codes/E0311.md
@@ -1,5 +1,5 @@
 This error occurs when there is insufficient information for the rust compiler
-to prove that some time has a long enough lifetime.
+to prove that a type has a long enough lifetime.
 
 Erroneous code example:
 
