deps: update dependency com.google.googlejavaformat:google-java-forma…

…t to v1.13.0 (#404)

* deps: update dependency com.google.googlejavaformat:google-java-format to v1.13.0

* deps: update dependency com.coveo:fmt-maven-plugin to v2.12

Along with the update to google-java-format 1.13.0 java 8 support has been dropped. Remove java 8 from generate.yaml matrix and add note to readme that java 11 is a prerequisite.

Co-authored-by: BenWhitehead <BenWhitehead@users.noreply.github.com>

.github/workflows/generate.yaml

@@ -5,7 +5,7 @@ jobs:
     runs-on: ubuntu-latest
     strategy:
       matrix:
-        java: [ 8, 11 ]
+        java: [ 11 ]
     steps:
     - uses: actions/checkout@v2
       with:

README.md

@@ -17,9 +17,12 @@ released versioned jar of the conformance tests.
 Part of the process of updating the conformance tests involves running a maven build for
 this project. Ensure that maven 3.6+ is on your `PATH`.
 
+The code formatter we use `google-java-format` requires Java 11+ in order to run. Please
+ensure the version of Java used to run Maven meets this requirement.
+
 #### Performing the update
 
-A bash script is available to perform an update. The script can be ran for any branch, so if you
+A bash script is available to perform an update. The script can be run for any branch, if you
 need to update for a branch other than `main` update the following snippet with your
 branch name. 
 

pom.xml

@@ -182,7 +182,7 @@
           <plugin>
             <groupId>com.coveo</groupId>
             <artifactId>fmt-maven-plugin</artifactId>
-            <version>2.9</version>
+            <version>2.12</version>
             <executions>
               <execution>
                 <id>format-main</id>
@@ -208,7 +208,7 @@
               <dependency>
                 <groupId>com.google.googlejavaformat</groupId>
                 <artifactId>google-java-format</artifactId>
-                <version>1.7</version>
+                <version>1.13.0</version>
               </dependency>
             </dependencies>
           </plugin>