feat(protos): update BigtableTableAdmin GetIamPolicy, change DeleteAppProfileRequest.ignore_warnings to REQUIRED

PiperOrigin-RevId: 339464550

Source-Author: Google APIs <noreply@google.com>
Source-Date: Wed Oct 28 08:32:48 2020 -0700
Source-Repo: googleapis/googleapis
Source-Sha: ccd6462d31e6422fd188b6590aa8d0ad03e7d9a3
Source-Link: googleapis/googleapis@ccd6462

Co-authored-by: Alexander Fenster <fenster@google.com>

Author: yoshi-automation

synth.metadata

@@ -3,10 +3,18 @@
     {
       "git": {
         "name": ".",
-        "remote": "git@github.com:googleapis/nodejs-bigtable.git",
+        "remote": "https://github.com/googleapis/nodejs-bigtable.git",
         "sha": "49102b4ac63c28c46aea7f27e85efd67035dc399"
       }
     },
+    {
+      "git": {
+        "name": "googleapis",
+        "remote": "https://github.com/googleapis/googleapis.git",
+        "sha": "ccd6462d31e6422fd188b6590aa8d0ad03e7d9a3",
+        "internalRef": "339464550"
+      }
+    },
     {
       "git": {
         "name": "synthtool",