build(java): use code-suggester v1 tag rather than full semver

Source-Author: Jeff Ching <chingor@google.com>
Source-Date: Thu Nov 12 10:07:08 2020 -0800
Source-Repo: googleapis/synthtool
Source-Sha: 7d652819519dfa24da9e14548232e4aaba71a11c
Source-Link: googleapis/synthtool@7d65281

.github/workflows/formatting.yaml

@@ -18,7 +18,7 @@ jobs:
         with:
           java-version: 11
       - run: "mvn com.coveo:fmt-maven-plugin:format"
-      - uses: googleapis/code-suggester@v1.8.0
+      - uses: googleapis/code-suggester@v1
         with:
           command: review
           pull_number: ${{ github.event.pull_request.number }}

synth.metadata

@@ -4,14 +4,14 @@
       "git": {
         "name": ".",
         "remote": "https://github.com/googleapis/java-core.git",
-        "sha": "4ff835d66de0f7d6d6cc4ab912ea707911731c60"
+        "sha": "70b38eb1c30c439b5530c439b0673067ae17a9ac"
       }
     },
     {
       "git": {
         "name": "synthtool",
         "remote": "https://github.com/googleapis/synthtool.git",
-        "sha": "7db8a6c5ffb12a6e4c2f799c18f00f7f3d60e279"
+        "sha": "7d652819519dfa24da9e14548232e4aaba71a11c"
       }
     }
   ],