Coccinelle: pm_runtime: Fix typo in report message

s/Unecessary/Unnecessary/

Reviewed-by: Julia Lawall <julia.lawall@inria.fr>
Signed-off-by: Thorsten Blum <thorsten.blum@linux.dev>

Author: toblux

scripts/coccinelle/api/pm_runtime.cocci

@@ -109,5 +109,5 @@ p2 << r.p2;
 pm_runtime_api << r.pm_runtime_api;
 @@
 
-msg = "%s returns < 0 as error. Unecessary IS_ERR_VALUE at line %s" % (pm_runtime_api, p2[0].line)
+msg = "%s returns < 0 as error. Unnecessary IS_ERR_VALUE at line %s" % (pm_runtime_api, p2[0].line)
 coccilib.report.print_report(p1[0],msg)