Upgrade build_runner to 1.10.1

'pub upgrade' may need to be run to ensure the latest version of
build_resolvers is fetched.

See dart-lang/build#2763

Author: noelmansour

package/inject_generator/pubspec.yaml

@@ -10,7 +10,7 @@ environment:
   sdk: '>=2.0.0 <3.0.0'
 
 dependencies:
-  analyzer: ^0.39.7
+  analyzer: ^0.39.14
   build: ^1.2.2
   code_builder: ^3.2.0
   build_config: ^0.4.2
@@ -23,7 +23,7 @@ dependencies:
   stack_trace: ^1.9.3
 
 dev_dependencies:
-  build_runner: ^1.8.1
+  build_runner: ^1.10.1
   build_test: ^1.0.0
   inject:
     path: ../inject