Split Glean.Derive out of glean:lib

So that `exe:glean` and `exe:glean-server` don't depend on the schemas.

Author: simonmar

glean.cabal.in

@@ -832,12 +832,21 @@ executable gen-bytecode-hs
         glean:bytecode,
         glean:bytecode-instruction
 
-library lib
+library lib-derive
     import: fb-haskell, fb-cpp, deps
     visibility: public
     hs-source-dirs: glean/lib
     exposed-modules:
         Glean.Derive
+    build-depends:
+        glean:client-hs,
+        glean:if-glean-hs
+
+library lib
+    import: fb-haskell, fb-cpp, deps
+    visibility: public
+    hs-source-dirs: glean/lib
+    exposed-modules:
         Glean.Util.CxxXRef
         Glean.Util.Declarations
         Glean.Util.Range
@@ -985,7 +994,7 @@ library indexers
         glean:db,
         glean:handler,
         glean:interprocess,
-        glean:lib,
+        glean:lib-derive,
         glean:lsif,
         glean:scip,
         glean:stubs,
@@ -1031,7 +1040,7 @@ executable glean
         glean:stubs,
         glean:config,
         glean:core,
-        glean:lib,
+        glean:lib-derive,
         glean:util,
         json,
         split,
@@ -1109,6 +1118,7 @@ executable hiedb-indexer
         glean:db,
         glean:if-glean-hs,
         glean:lib,
+        glean:lib-derive,
         glean:schema,
         glean:stubs,
         glean:util,
@@ -1492,6 +1502,7 @@ library clang-derive-lib
         glean:core,
         glean:db,
         glean:lib,
+        glean:lib-derive,
         glean:schema,
         glean:util,
         vector-algorithms

glean/lang/clang/glean-clang.cabal

@@ -140,6 +140,7 @@ executable clang-derive
         glean:core,
         glean:db,
         glean:lib,
+        glean:lib-derive,
         glean:schema,
         glean:util,
         vector-algorithms