Fix ci checks

Author: dzvon

compiler/rustc_expand/src/proc_macro.rs

@@ -173,7 +173,7 @@ impl MultiItemModifier for DeriveProcMacro {
 
         // fail if there have been errors emitted
         if ecx.sess.parse_sess.span_diagnostic.err_count() > error_count_before {
-            ecx.struct_span_err(span, "proc-macro derive produced unparsable tokens").emit();
+            ecx.struct_span_err(span, "proc-macro derive produced unparseable tokens").emit();
         }
 
         ExpandResult::Ready(items)

src/test/ui/check-cfg/invalid-arguments.names_simple_ident.stderr

@@ -1,2 +1,2 @@
-error: invalid `--check-cfg` argument: `names("NOT_IDENT")` (`names()` arguments must be simple identifers)
+error: invalid `--check-cfg` argument: `names("NOT_IDENT")` (`names()` arguments must be simple identifiers)
 

src/test/ui/check-cfg/invalid-arguments.values_simple_ident.stderr

@@ -1,2 +1,2 @@
-error: invalid `--check-cfg` argument: `values("NOT_IDENT")` (`values()` first argument must be a simple identifer)
+error: invalid `--check-cfg` argument: `values("NOT_IDENT")` (`values()` first argument must be a simple identifier)