fmt: remove extra space in too few arguments example
fmt: remove extra space in too few arguments example

Change-Id: Iae4855c52c4da9755277251d22121226507ea26a
Reviewed-on: https://go-review.googlesource.com/23074
Reviewed-by: Brad Fitzpatrick <ae9783c0b0efc69cd85ab025ddd17aa44cdc4aa5@golang.org>

golang/go,polyverse-security/go,ganboing/go-esx,golang/go,vsekhar/elastic-go,cloudflare/go,CAFxX/go,Cofyc/go,suncycheng/go,cloudflare/go,josharian/go,theif519/go,goodlang/good,ImJasonH/go,CAFxX/go,Cofyc/go,ganboing/go-esx,theif519/go,4ad/go,cloudflare/go,goodlang/good,nawawi/go,linux-on-ibm-z/go,christopher-henderson/Go,polyverse-security/go,vsekhar/elastic-go,ImJasonH/go,goodlang/good,CAFxX/go,momchil-velikov/go,momchil-velikov/go,CAFxX/go,linux-on-ibm-z/go,vsekhar/elastic-go,momchil-velikov/go,codestation/go,derekmarcotte/go,josharian/go,theif519/go,linux-on-ibm-z/go,josharian/go,akutz/go,momchil-velikov/go,Cofyc/go,suncycheng/go,theif519/go,derekmarcotte/go,momchil-velikov/go,theif519/go,nawawi/go,codestation/go,vsekhar/elastic-go,goodlang/good,goodlang/good,CAFxX/go,4ad/go,codestation/go,suncycheng/go,Cofyc/go,CAFxX/go,golang/go,josharian/go,CAFxX/go,4ad/go,4ad/go,theif519/go,golang/go,cloudflare/go,derekmarcotte/go,akutz/go,codestation/go,suncycheng/go,akutz/go,nawawi/go,nawawi/go,josharian/go,polyverse-security/go,ImJasonH/go,codestation/go,suncycheng/go,josharian/go,goodlang/good,akutz/go,vsekhar/elastic-go,polyverse-security/go,vsekhar/elastic-go,Cofyc/go,momchil-velikov/go,golang/go,linux-on-ibm-z/go,derekmarcotte/go,akutz/go,ImJasonH/go,momchil-velikov/go,ganboing/go-esx,nawawi/go,derekmarcotte/go,ganboing/go-esx,ganboing/go-esx,polyverse-security/go,cloudflare/go,theif519/go,codestation/go,theif519/go,polyverse-security/go,Cofyc/go,derekmarcotte/go,linux-on-ibm-z/go,suncycheng/go,ganboing/go-esx,polyverse-security/go,golang/go,derekmarcotte/go,polyverse-security/go,4ad/go,suncycheng/go,4ad/go,ganboing/go-esx,goodlang/good,linux-on-ibm-z/go,goodlang/good,akutz/go,ImJasonH/go,linux-on-ibm-z/go,nawawi/go,4ad/go,nawawi/go,ImJasonH/go,nawawi/go,akutz/go,ganboing/go-esx,suncycheng/go,derekmarcotte/go,Cofyc/go,codestation/go,momchil-velikov/go,CAFxX/go,golang/go,ImJasonH/go,ImJasonH/go,josharian/go,4ad/go,cloudflare/go,akutz/go,josharian/go,cloudflare/go,golang/go,Cofyc/go,cloudflare/go,vsekhar/elastic-go,vsekhar/elastic-go,codestation/go,linux-on-ibm-z/go