subprojects: nlohmann,cli11: add wraps and configure

Signed-off-by: Patrick Williams <patrick@stwcx.xyz>
Change-Id: Iccc5be03b2428969ff8a51f24820e81faafcdcbf
diff --git a/subprojects/nlohmann-json.wrap b/subprojects/nlohmann-json.wrap
new file mode 100644
index 0000000..a2884b1
--- /dev/null
+++ b/subprojects/nlohmann-json.wrap
@@ -0,0 +1,6 @@
+[wrap-git]
+url = https://github.com/nlohmann/json
+revision = HEAD
+
+[provide]
+nlohmann-json = nlohmann_json_dep