chore(version): keep things stable in v1.0

I think the current API is quite useable, therefore there is
no need to keep it below v1 artificially.

etc/api/shared.yaml

@@ -64,7 +64,7 @@ directories:
 # This somewhat intricate setup allows the CLI to access certain cargo-API values,
 # without having us duplicate them.
 cargo_api: &cargo_api
-  build_version: "0.1.15"
+  build_version: "1.0.0"
 cargo:
   # This means that the API must not specify the shared variables from cargo_api
   # anymore

etc/api/type-cli.yaml

@@ -23,7 +23,7 @@ make:
     - source: main.rs
       output_dir: src
 cargo:
-  build_version: "0.3.6"
+  build_version: "1.0.0"
   keywords: [cli]
   is_executable: YES
   dependencies: