Stop invoking npm when formatting Java (#2075)

Move console-webapp:(check,apply)Formatting tasks the task graph so that
the Java formatting tasks do not have to invoke npm.

build.gradle

@@ -516,7 +516,6 @@ task javaIncrementalFormatCheck {
       println("Omitting format check: not in a git directory.")
     }
   }
-  dependsOn('console-webapp:checkFormatting')
 }
 
 // Shows how modified lines in Java source files will change after formatting.
@@ -534,7 +533,6 @@ task javaIncrementalFormatApply {
   doLast {
     invokeJavaDiffFormatScript("format")
   }
-  dependsOn('console-webapp:applyFormatting')
 }
 
 task javadoc(type: Javadoc) {
@@ -561,6 +559,7 @@ tasks.build.dependsOn(tasks.javadoc)
 // core Nomulus codebase, and runs all presubmits.
 task coreDev {
   dependsOn 'javaIncrementalFormatApply'
+  dependsOn 'console-webapp:applyFormatting'
   dependsOn 'javadoc'
   dependsOn 'checkDependenciesDotGradle'
   dependsOn 'checkLicense'

console-webapp/build.gradle

@@ -66,3 +66,4 @@ tasks.runConsoleWebappUnitTests.dependsOn(tasks.npmInstallDeps)
 tasks.buildConsoleWebappProd.dependsOn(tasks.npmInstallDeps)
 tasks.applyFormatting.dependsOn(tasks.npmInstallDeps)
 tasks.checkFormatting.dependsOn(tasks.npmInstallDeps)
+tasks.build.dependsOn(tasks.checkFormatting)