unified: Rebuild generated files

The astute reader will note that we seem to _lose_ some node types in
the process. Apparently, these were unreachable in the grammar, and the
newer version of tree-sitter removes such "dead code".

unified/extractor/tree-sitter-swift/node-types.yml

@@ -537,7 +537,6 @@ unnamed:
   - "continue"
   - "convenience"
   - "deinit"
-  - "delegate"
   - "didSet"
   - "distributed"
   - "do"
@@ -586,22 +585,18 @@ unnamed:
   - "os"
   - "override"
   - "package"
-  - "param"
   - "postfix"
   - "precedencegroup"
   - "prefix"
   - "private"
-  - "property"
   - "protocol"
   - "public"
-  - "receiver"
   - "repeat"
   - "required"
   - "return"
   - "selector"
   - "self"
   - "set"
-  - "setparam"
   - "setter:"
   - "some"
   - "static"
@@ -613,8 +608,6 @@ unnamed:
   - "targetEnvironment"
   - "true"
   - "try"
-  - "try!"
-  - "try?"
   - "typealias"
   - "u"
   - "unavailable"