Allow grammars' externals to be inherited
Allow grammars' externals to be inherited

tree-sitter/tree-sitter-cli,maxbrunsfeld/node-tree-sitter-compiler,tree-sitter/node-tree-sitter-compiler,tree-sitter/tree-sitter-cli,maxbrunsfeld/node-tree-sitter-compiler,tree-sitter/node-tree-sitter-compiler,tree-sitter/node-tree-sitter-compiler,tree-sitter/node-tree-sitter-compiler,tree-sitter/tree-sitter-cli,tree-sitter/tree-sitter-cli,maxbrunsfeld/node-tree-sitter-compiler