owners: update owners for html/template and x/website

Make empijei primary, and kele secondary
for html/template, removing mikesamuel.

Remove cnoellekb from secondary for x/website.

Also improve the panic message if github users
are missing from internal/gophers.

Change-Id: Iaa88fe73eb4d270c1810d428d0e3235b4f7f3acd
Reviewed-on: https://go-review.googlesource.com/c/build/+/246522
Run-TryBot: Katie Hockman <katie@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Dmitri Shuralyov <dmitshur@golang.org>
diff --git a/devapp/owners/table.go b/devapp/owners/table.go
index 5743f84..1c90a02 100644
--- a/devapp/owners/table.go
+++ b/devapp/owners/table.go
@@ -11,7 +11,7 @@
 func gh(githubUsername string) Owner {
 	p := gophers.GetPerson("@" + githubUsername)
 	if p == nil {
-		panic("person with GitHub username " + githubUsername + " not found")
+		panic("person with GitHub username " + githubUsername + " does not exist in the internal/gophers package.")
 	}
 	return Owner{GitHubUsername: githubUsername, GerritEmail: p.Gerrit}
 }
@@ -51,6 +51,7 @@
 	julieqiu     = gh("julieqiu")
 	kardianos    = gh("kardianos")
 	kevinburke   = gh("kevinburke")
+	kele         = gh("kele")
 	khr          = gh("randall77")
 	martisch     = gh("martisch")
 	matloob      = gh("matloob")
@@ -353,8 +354,8 @@
 		Primary: []Owner{khr},
 	},
 	"go/src/html/template": {
-		Primary:   []Owner{mikesamuel},
-		Secondary: []Owner{empijei},
+		Primary:   []Owner{empijei},
+		Secondary: []Owner{kele},
 	},
 	"go/src/image": {
 		Primary:   []Owner{nigeltao},
@@ -864,7 +865,7 @@
 
 	"website": {
 		Primary:   []Owner{dmitshur},
-		Secondary: []Owner{cnoellekb, andybons},
+		Secondary: []Owner{andybons},
 	},
 
 	// These components are domains, not Go packages.
diff --git a/internal/gophers/gophers.go b/internal/gophers/gophers.go
index d0526d4..d6ff2fb 100644
--- a/internal/gophers/gophers.go
+++ b/internal/gophers/gophers.go
@@ -683,6 +683,7 @@
 	addPerson("Damian Gryski", "damian@gryski.com", "@dgryski")
 	addPerson("Damian Gryski", "dgryski@gmail.com", "7050@62eb7196-b449-3ce5-99f1-c037f21e1705")
 	addPerson("Damian Gryski", "dgryski@gmail.com", "@dgryski")
+	addPerson("Damian Bogel", "kele@google.com", "@kele")
 	addPerson("Damien Lespiau", "damien.lespiau@gmail.com", "13855@62eb7196-b449-3ce5-99f1-c037f21e1705")
 	addPerson("Damien Lespiau", "damien.lespiau@intel.com", "damien.lespiau@gmail.com", "@dlespiau")
 	addPerson("Damien Mathieu", "42@dmathieu.com", "@dmathieu")