misc/cgo/testcshared: fix syntax error in the test
misc/cgo/testcshared: fix syntax error in the test

Another attempt to fix build

Change-Id: I26137c115ad4b5f5a69801ed981c146adf6e824c
Reviewed-on: https://go-review.googlesource.com/56750
Reviewed-by: Ian Lance Taylor <87e9c6d529889242b7e184afb632328636553ab4@golang.org>

akutz/go,josharian/go,nawawi/go,CAFxX/go,CAFxX/go,cloudflare/go,cloudflare/go,CAFxX/go,polyverse-security/go,nawawi/go,polyverse-security/go,nawawi/go,akutz/go,cloudflare/go,CAFxX/go,codestation/go,Cofyc/go,polyverse-security/go,Cofyc/go,Cofyc/go,nawawi/go,codestation/go,nawawi/go,christopher-henderson/Go,nawawi/go,codestation/go,polyverse-security/go,josharian/go,josharian/go,akutz/go,golang/go,Cofyc/go,CAFxX/go,golang/go,polyverse-security/go,cloudflare/go,golang/go,codestation/go,CAFxX/go,josharian/go,josharian/go,cloudflare/go,codestation/go,josharian/go,codestation/go,josharian/go,josharian/go,akutz/go,polyverse-security/go,polyverse-security/go,nawawi/go,CAFxX/go,nawawi/go,Cofyc/go,akutz/go,golang/go,golang/go,cloudflare/go,cloudflare/go,Cofyc/go,Cofyc/go,golang/go,akutz/go,akutz/go,cloudflare/go,golang/go,golang/go,CAFxX/go,akutz/go,codestation/go,polyverse-security/go,Cofyc/go,codestation/go