Increase C++ podspec version

gRPC-C++.podspec

@@ -24,7 +24,7 @@ Pod::Spec.new do |s|
   s.name     = 'gRPC-C++'
   # TODO (mxyan): use version that match gRPC version when pod is stabilized
   # version = '1.18.0'
-  version = '0.0.6'
+  version = '0.0.7'
   s.version  = version
   s.summary  = 'gRPC C++ library'
   s.homepage = 'https://grpc.io'

templates/gRPC-C++.podspec.template

@@ -140,7 +140,7 @@
     s.name     = 'gRPC-C++'
     # TODO (mxyan): use version that match gRPC version when pod is stabilized
     # version = '${settings.version}'
-    version = '${modify_podspec_version_string('0.0.6', settings.version)}'
+    version = '${modify_podspec_version_string('0.0.7', settings.version)}'
     s.version  = version
     s.summary  = 'gRPC C++ library'
     s.homepage = 'https://grpc.io'