cue modules: move stdlib to pkg/alpha.dagger.io

In preparation for Europa, we will vendor multiple CUE modules:

- `pkg/alpha.dagger.io`: legacy non-europa packages
- `pkg/dagger.io`: core Europa packages
- `pkg/universe.dagger.io`: Europa universe

Signed-off-by: Andrea Luzzardi <aluzzardi@gmail.com>

pkg/alpha.dagger.io/.dagger/env/terraform/values.yaml

@@ -0,0 +1,31 @@
+plan:
+    package: ./terraform/tests
+name: terraform
+inputs:
+    TestConfig.awsConfig.accessKey:
+        secret: ENC[AES256_GCM,data:V/p84nLbgjrytefnsfItiY71ikQ=,iv:i1x3UYP+sctwY9LrRp/rfeJ8/JPWOfiiJSG0NWUiXW0=,tag:IynKh1fQEhExmmR3qGx/zQ==,type:str]
+    TestConfig.awsConfig.secretKey:
+        secret: ENC[AES256_GCM,data:cBYaVhbeV9D6acJWNU7uL8AsEtpnY0wHM8td9ZAJ9ebGB+BY4iBZLQ==,iv:SDkRKQQKBSz/cRQlW65sIjF0PhHhhKkGUEgZe9CV7Ek=,tag:OCUQmgjP2p57YoLts9Dh4w==,type:str]
+    TestData:
+        dir:
+            path: ./terraform/tests/testdata
+sops:
+    kms: []
+    gcp_kms: []
+    azure_kv: []
+    hc_vault: []
+    age:
+        - recipient: age1gxwmtwahzwdmrskhf90ppwlnze30lgpm056kuesrxzeuyclrwvpsupwtpk
+          enc: |
+            -----BEGIN AGE ENCRYPTED FILE-----
+            YWdlLWVuY3J5cHRpb24ub3JnL3YxCi0+IFgyNTUxOSBkOTJpQWJWY3dnM2hDdXZG
+            bVJEN0dNUzQ0VGhneWtHVG1hUHA5ZjdhdHdvClR0ZVpKb1RYRnc3dy9wSjVuSHBn
+            c2RMbzE0Y2EzN2FVak9CMk9CK0hOTFkKLS0tIG9Fdi9xWWc0TU5WY1ZsVUdZM2lw
+            cC9LSiswbFRKaTNXUGNIWVZVbGJqV1UK3/wsgPwR5P2fzs80wcz1dM/8sbBWMR+B
+            dmhP99OQisIgcwGATy0nh726pYKtosDpSLIJkLZDAUq9qRKm9bch1w==
+            -----END AGE ENCRYPTED FILE-----
+    lastmodified: "2021-07-08T09:56:55Z"
+    mac: ENC[AES256_GCM,data:dj/ZP/H8mKH5lZaRpEWeWLMihGBVVVNTHMQ+vpYIsCSh0TZy8fy0MHsGnIrJCrBFfHMpaAG5pzvrkqUwAqGTX4UpUJXHCT5HMHbUQdIZB/Yril/d9Pto29bhSr9xKXecMbc4j/cwaypS1ScCIAdAc3Wq+kBSTYFyZiy5ekvyLsM=,iv:EjvQEBW4ovKnLdIwHCcXgVbUU/O5gglw8Igr8WBzw/k=,tag:yad/G2bXpiUzUhZMsMbb+Q==,type:str]
+    pgp: []
+    encrypted_suffix: secret
+    version: 3.7.1