Fix linker warning of test target

Author: ishkawa

Action.xcodeproj/project.pbxproj

@@ -429,10 +429,7 @@
 				CLANG_ENABLE_MODULES = YES;
 				CLANG_WARN_DOCUMENTATION_COMMENTS = YES;
 				CLANG_WARN_SUSPICIOUS_MOVES = YES;
-				FRAMEWORK_SEARCH_PATHS = (
-					"$(inherited)",
-					"$(PROJECT_DIR)/Carthage/Checkouts/RxSwift/build/Debug",
-				);
+				FRAMEWORK_SEARCH_PATHS = "$(inherited)";
 				INFOPLIST_FILE = Tests/Action/Info.plist;
 				LD_RUNPATH_SEARCH_PATHS = "$(inherited) @executable_path/Frameworks @loader_path/Frameworks";
 				PRODUCT_BUNDLE_IDENTIFIER = "-.Tests";
@@ -448,10 +445,7 @@
 				CLANG_ENABLE_MODULES = YES;
 				CLANG_WARN_DOCUMENTATION_COMMENTS = YES;
 				CLANG_WARN_SUSPICIOUS_MOVES = YES;
-				FRAMEWORK_SEARCH_PATHS = (
-					"$(inherited)",
-					"$(PROJECT_DIR)/Carthage/Checkouts/RxSwift/build/Debug",
-				);
+				FRAMEWORK_SEARCH_PATHS = "$(inherited)";
 				INFOPLIST_FILE = Tests/Action/Info.plist;
 				LD_RUNPATH_SEARCH_PATHS = "$(inherited) @executable_path/Frameworks @loader_path/Frameworks";
 				PRODUCT_BUNDLE_IDENTIFIER = "-.Tests";