cmd/compile: fix two instances of { lineno = ...; yyerror }
cmd/compile: fix two instances of { lineno = ...; yyerror }

Updates #19683

Change-Id: Ic00d5a9807200791cf37553f4f802dbf27beea19
Reviewed-on: https://go-review.googlesource.com/38770
Run-TryBot: Josh Bleecher Snyder <cdc248cc4d32e4fbfe04e45228163bcecd48a0b9@gmail.com>
TryBot-Result: Gobot Gobot <66cb808b70d30c07676d5e946fee83fd561249e5@golang.org>
Reviewed-by: Brad Fitzpatrick <ae9783c0b0efc69cd85ab025ddd17aa44cdc4aa5@golang.org>

CAFxX/go,akutz/go,golang/go,nawawi/go,Cofyc/go,cloudflare/go,ImJasonH/go,akutz/go,nawawi/go,linux-on-ibm-z/go,golang/go,derekmarcotte/go,golang/go,vsekhar/elastic-go,vsekhar/elastic-go,polyverse-security/go,ImJasonH/go,codestation/go,nawawi/go,vsekhar/elastic-go,cloudflare/go,derekmarcotte/go,josharian/go,vsekhar/elastic-go,akutz/go,josharian/go,linux-on-ibm-z/go,Cofyc/go,derekmarcotte/go,vsekhar/elastic-go,polyverse-security/go,CAFxX/go,christopher-henderson/Go,nawawi/go,Cofyc/go,akutz/go,linux-on-ibm-z/go,codestation/go,CAFxX/go,ImJasonH/go,ImJasonH/go,josharian/go,derekmarcotte/go,josharian/go,cloudflare/go,linux-on-ibm-z/go,polyverse-security/go,linux-on-ibm-z/go,vsekhar/elastic-go,josharian/go,polyverse-security/go,nawawi/go,vsekhar/elastic-go,golang/go,vsekhar/elastic-go,linux-on-ibm-z/go,cloudflare/go,derekmarcotte/go,cloudflare/go,codestation/go,derekmarcotte/go,derekmarcotte/go,nawawi/go,polyverse-security/go,akutz/go,cloudflare/go,ImJasonH/go,golang/go,Cofyc/go,CAFxX/go,golang/go,linux-on-ibm-z/go,akutz/go,akutz/go,codestation/go,codestation/go,codestation/go,nawawi/go,ImJasonH/go,CAFxX/go,nawawi/go,Cofyc/go,CAFxX/go,polyverse-security/go,golang/go,CAFxX/go,linux-on-ibm-z/go,polyverse-security/go,ImJasonH/go,golang/go,cloudflare/go,josharian/go,josharian/go,derekmarcotte/go,Cofyc/go,codestation/go,Cofyc/go,ImJasonH/go,Cofyc/go,josharian/go,codestation/go,polyverse-security/go,akutz/go,CAFxX/go,cloudflare/go