travis: add keys to the repo to avoid --allow-untrusted

.travis/install-alpine

@@ -21,11 +21,12 @@ title 'Installing Alpine Linux'
 mkdir -p "$ALPINE_ROOT"/etc/apk
 cd "$ALPINE_ROOT"
 
+cp -R "$CLONE_DIR"/.travis/keys etc/apk/keys
 cp "$CLONE_DIR"/.travis/repositories etc/apk/repositories
 cp /etc/resolv.conf etc/resolv.conf
 
 /tmp/sbin/apk.static \
-	--root . --allow-untrusted --update-cache --initdb --no-progress \
+	--root . --update-cache --initdb --no-progress \
 	add alpine-base
 
 mount -t proc none proc

.travis/keys/alpine-devel@lists.alpinelinux.org-4a6a0840.rsa.pub

+-----BEGIN PUBLIC KEY-----
+MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA1yHJxQgsHQREclQu4Ohe
+qxTxd1tHcNnvnQTu/UrTky8wWvgXT+jpveroeWWnzmsYlDI93eLI2ORakxb3gA2O
+Q0Ry4ws8vhaxLQGC74uQR5+/yYrLuTKydFzuPaS1dK19qJPXB8GMdmFOijnXX4SA
+jixuHLe1WW7kZVtjL7nufvpXkWBGjsfrvskdNA/5MfxAeBbqPgaq0QMEfxMAn6/R
+L5kNepi/Vr4S39Xvf2DzWkTLEK8pcnjNkt9/aafhWqFVW7m3HCAII6h/qlQNQKSo
+GuH34Q8GsFG30izUENV9avY7hSLq7nggsvknlNBZtFUcmGoQrtx3FmyYsIC8/R+B
+ywIDAQAB
+-----END PUBLIC KEY-----

.travis/keys/alpine-devel@lists.alpinelinux.org-4d07755e.rsa.pub

+-----BEGIN PUBLIC KEY-----
+MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAqy4H+5jKkBM+3pELVDBF
+VclECAxk9dy23mNhbfxH6GfBUtVaJVpYOF943JR2LNfD88DJR5EXnKPxQYZN1PWZ
+MDoJbUil7GPOMHAm5AHtXYJhYeOF+rSyv4y6H1lgYQVDzA9z+4GATMBhqJ8oRrCy
+lAJ/vksY9PFkuK8oyygTxpc7ICpUMMLwIMwLMdVR4API2kaLfg9TlMpVGmQhOCRZ
+VygfN4H89n9ekPpSA0DHLSkKkRLzBlhtfw+Ho2fcw9BCU0Uj10pK6q0V+m2+r8aE
+07LZKH9NnddMaEJ+I58FwmxJRzt4+gKpiPhV4OHXLoJsXMLYhjV8kM/qbgASfW71
+jQIDAQAB
+-----END PUBLIC KEY-----

.travis/keys/alpine-devel@lists.alpinelinux.org-5243ef4b.rsa.pub

+-----BEGIN PUBLIC KEY-----
+MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAvNijDxJ8kloskKQpJdx+
+mTMVFFUGDoDCbulnhZMJoKNkSuZOzBoFC94omYPtxnIcBdWBGnrm6ncbKRlR+6oy
+DO0W7c44uHKCFGFqBhDasdI4RCYP+fcIX/lyMh6MLbOxqS22TwSLhCVjTyJeeH7K
+aA7vqk+QSsF4TGbYzQDDpg7+6aAcNzg6InNePaywA6hbT0JXbxnDWsB+2/LLSF2G
+mnhJlJrWB1WGjkz23ONIWk85W4S0XB/ewDefd4Ly/zyIciastA7Zqnh7p3Ody6Q0
+sS2MJzo7p3os1smGjUF158s6m/JbVh4DN6YIsxwl2OjDOz9R0OycfJSDaBVIGZzg
+cQIDAQAB
+-----END PUBLIC KEY-----

.travis/keys/alpine-devel@lists.alpinelinux.org-524d27bb.rsa.pub

+-----BEGIN PUBLIC KEY-----
+MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAr8s1q88XpuJWLCZALdKj
+lN8wg2ePB2T9aIcaxryYE/Jkmtu+ZQ5zKq6BT3y/udt5jAsMrhHTwroOjIsF9DeG
+e8Y3vjz+Hh4L8a7hZDaw8jy3CPag47L7nsZFwQOIo2Cl1SnzUc6/owoyjRU7ab0p
+iWG5HK8IfiybRbZxnEbNAfT4R53hyI6z5FhyXGS2Ld8zCoU/R4E1P0CUuXKEN4p0
+64dyeUoOLXEWHjgKiU1mElIQj3k/IF02W89gDj285YgwqA49deLUM7QOd53QLnx+
+xrIrPv3A+eyXMFgexNwCKQU9ZdmWa00MjjHlegSGK8Y2NPnRoXhzqSP9T9i2HiXL
+VQIDAQAB
+-----END PUBLIC KEY-----

.travis/keys/alpine-devel@lists.alpinelinux.org-5261cecb.rsa.pub

+-----BEGIN PUBLIC KEY-----
+MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAwlzMkl7b5PBdfMzGdCT0
+cGloRr5xGgVmsdq5EtJvFkFAiN8Ac9MCFy/vAFmS8/7ZaGOXoCDWbYVLTLOO2qtX
+yHRl+7fJVh2N6qrDDFPmdgCi8NaE+3rITWXGrrQ1spJ0B6HIzTDNEjRKnD4xyg4j
+g01FMcJTU6E+V2JBY45CKN9dWr1JDM/nei/Pf0byBJlMp/mSSfjodykmz4Oe13xB
+Ca1WTwgFykKYthoLGYrmo+LKIGpMoeEbY1kuUe04UiDe47l6Oggwnl+8XD1MeRWY
+sWgj8sF4dTcSfCMavK4zHRFFQbGp/YFJ/Ww6U9lA3Vq0wyEI6MCMQnoSMFwrbgZw
+wwIDAQAB
+-----END PUBLIC KEY-----