Update pins in alire.toml for self-build

alire.toml

@@ -33,13 +33,13 @@ macos   = { OS = "macOS" }
 
 # Most dependencies require precise versions during the development cycle:
 [[pins]]
-aaa = { url = "https://github.com/mosteo/aaa.git", commit = "4b4aa047f29a4270c5b5003468617e153977ab97" }
+aaa = { url = "https://github.com/mosteo/aaa.git", commit = "ccb78861bd7589dfcce08a70b69cdc72169bbf4a" }
 ada_toml = { url = "https://github.com/pmderodat/ada-toml.git", commit = "ade3cc905cef405dbf53e16a54f6fb458482710f" }
 ajunitgen = { url = "https://github.com/mosteo/ajunitgen.git", commit = "e5d01db5e7834d15c4066f0a8e33d780deae3cc9" }
 ansiada = { url = "https://github.com/mosteo/ansi-ada.git", commit = "acf9afca3afe1f8b8843c061f3cef860d7567307" }
 gnatcoll = { url = "https://github.com/alire-project/gnatcoll-core.git", commit = "f3bd1c51d12962879f52733e790b394f5bbfe05f" }
 minirest = { url = "https://github.com/mosteo/minirest.git", commit = "4550aa356d55b9cd55f26acd34701f646021c5ff" }
-optional = { url = "https://github.com/mosteo/optional.git", commit = "30aaee65d89d5a9ca1c71f6d38e4462fae2ef4ce" }
-semantic_versioning = { url = "https://github.com/alire-project/semantic_versioning.git", commit = "82c28f773d0e3126d7cdf6e4ded228d2b733441e" }
+optional = { url = "https://github.com/mosteo/optional.git", commit = "eb929e67ccd357881997d4eed5e4477144923d7c" }
+semantic_versioning = { url = "https://github.com/alire-project/semantic_versioning.git", commit = "85689acb6dfde74d00473b41563b75adf76f4881" }
 simple_logging = { url = "https://github.com/alire-project/simple_logging.git", commit = "02a7de7568af6af7cedd1048901fae8e9477b1d9" }
 uri_ada = { url = "https://github.com/mosteo/uri-ada.git", commit = "b61eba59099b3ab39e59e228fe4529927f9e849e" }