build: run docs regen in synth.py (#1059)

diff --git a/docs/dyn/compute_alpha.addresses.html b/docs/dyn/compute_alpha.addresses.html
index c8444d3..c4454dc 100644
--- a/docs/dyn/compute_alpha.addresses.html
+++ b/docs/dyn/compute_alpha.addresses.html
@@ -175,6 +175,7 @@
                 # - `DNS_RESOLVER` for a DNS resolver address in a subnetwork
                 # - `VPC_PEERING` for addresses that are reserved for VPC peer networks.
                 # - `NAT_AUTO` for addresses that are external IP addresses automatically reserved for Cloud NAT.
+                # - `IPSEC_INTERCONNECT` for addresses created from a private IP range that are reserved for a VLAN attachment in an IPsec encrypted Interconnect configuration. These addresses are regional resources.
             "region": "A String", # [Output Only] The URL of the region where the regional address resides. This field is not applicable to global addresses. You must specify this field as part of the HTTP request URL.
             "selfLink": "A String", # [Output Only] Server-defined URL for the resource.
             "selfLinkWithId": "A String", # [Output Only] Server-defined URL for this resource with the resource id.
@@ -366,6 +367,7 @@
         # - `DNS_RESOLVER` for a DNS resolver address in a subnetwork
         # - `VPC_PEERING` for addresses that are reserved for VPC peer networks.
         # - `NAT_AUTO` for addresses that are external IP addresses automatically reserved for Cloud NAT.
+        # - `IPSEC_INTERCONNECT` for addresses created from a private IP range that are reserved for a VLAN attachment in an IPsec encrypted Interconnect configuration. These addresses are regional resources.
     "region": "A String", # [Output Only] The URL of the region where the regional address resides. This field is not applicable to global addresses. You must specify this field as part of the HTTP request URL.
     "selfLink": "A String", # [Output Only] Server-defined URL for the resource.
     "selfLinkWithId": "A String", # [Output Only] Server-defined URL for this resource with the resource id.
@@ -426,6 +428,7 @@
       # - `DNS_RESOLVER` for a DNS resolver address in a subnetwork
       # - `VPC_PEERING` for addresses that are reserved for VPC peer networks.
       # - `NAT_AUTO` for addresses that are external IP addresses automatically reserved for Cloud NAT.
+      # - `IPSEC_INTERCONNECT` for addresses created from a private IP range that are reserved for a VLAN attachment in an IPsec encrypted Interconnect configuration. These addresses are regional resources.
   "region": "A String", # [Output Only] The URL of the region where the regional address resides. This field is not applicable to global addresses. You must specify this field as part of the HTTP request URL.
   "selfLink": "A String", # [Output Only] Server-defined URL for the resource.
   "selfLinkWithId": "A String", # [Output Only] Server-defined URL for this resource with the resource id.
@@ -574,6 +577,7 @@
             # - `DNS_RESOLVER` for a DNS resolver address in a subnetwork
             # - `VPC_PEERING` for addresses that are reserved for VPC peer networks.
             # - `NAT_AUTO` for addresses that are external IP addresses automatically reserved for Cloud NAT.
+            # - `IPSEC_INTERCONNECT` for addresses created from a private IP range that are reserved for a VLAN attachment in an IPsec encrypted Interconnect configuration. These addresses are regional resources.
         "region": "A String", # [Output Only] The URL of the region where the regional address resides. This field is not applicable to global addresses. You must specify this field as part of the HTTP request URL.
         "selfLink": "A String", # [Output Only] Server-defined URL for the resource.
         "selfLinkWithId": "A String", # [Output Only] Server-defined URL for this resource with the resource id.