hello 1.0.2, libhello 1.0.1 (#628)

Add Alire manifests and enable use of configuration

Co-authored-by: GHA <actions@github.com>

index/he/hello/hello-1.0.2.toml

@@ -0,0 +1,20 @@
+name = "hello"
+description = "'Hello, world!' demonstration project"
+version = "1.0.2"
+tags = ["hello", "demo"]
+licenses = "MIT"
+website = "https://github.com/alire-project/hello"
+
+authors = ["Alejandro R. Mosteo"]
+maintainers = ["Alejandro R. Mosteo <alejandro@mosteo.com>"]
+maintainers-logins = ["mosteo"]
+
+executables = ["hello"]
+
+[[depends-on]]
+libhello = "^1.0"
+
+[origin]
+commit = "5715870bf1637ac06c87a3db580d4efdfd5daeed"
+url = "git+https://github.com/alire-project/hello.git"
+

index/li/libhello/libhello-1.0.1.toml

@@ -0,0 +1,15 @@
+name = "libhello"
+description = "Basic library demonstration project"
+version = "1.0.1"
+tags = ["hello", "demo", "library"]
+licenses = "MIT"
+website = "https://github.com/alire-project/libhello"
+
+authors = ["Alejandro R. Mosteo"]
+maintainers = ["Alejandro R. Mosteo <alejandro@mosteo.com>"]
+maintainers-logins = ["mosteo"]
+
+[origin]
+commit = "3c15bc7f3df22298077c9e96f178adc2829feb42"
+url = "git+https://github.com/alire-project/libhello.git"
+