Fix fabric api build test

src/test/groovy/net/fabricmc/loom/test/LoomTestConstants.groovy

@@ -26,7 +26,7 @@ package net.fabricmc.loom.test
 
 class LoomTestConstants {
     public final static String DEFAULT_GRADLE = "7.0.1"
-    public final static String PRE_RELEASE_GRADLE = "7.3-20210904222223+0000"
+    public final static String PRE_RELEASE_GRADLE = "7.3-20210906222431+0000"
 
     public final static String[] STANDARD_TEST_VERSIONS = [DEFAULT_GRADLE, PRE_RELEASE_GRADLE]
 }

src/test/groovy/net/fabricmc/loom/test/integration/FabricAPITest.groovy

@@ -45,7 +45,8 @@ class FabricAPITest extends Specification implements GradleProjectTestTrait {
 			def gradle = gradleProject(
 					repo: "https://github.com/FabricMC/fabric.git",
 					commit: "fc40aa9d88e9457957bdf3f8cec9698846828cd3",
-					version: version
+					version: version,
+					patch: "fabric_api"
 			)
 
 			// Set the version to something constant

src/test/resources/patches/fabric_api.patch

@@ -0,0 +1,22 @@
+diff --git a/build.gradle b/build.gradle
+--- a/build.gradle	(revision fc40aa9d88e9457957bdf3f8cec9698846828cd3)
++++ b/build.gradle	(date 1631009569915)
+@@ -257,6 +257,9 @@
+ 		setupRepositories(repositories)
+ 	}
+
++	// Required as moduleDependencies modifies the pom
++	loom.disableDeprecatedPomGeneration(publishing.publications.mavenJava)
++
+ 	javadoc.enabled = false
+ }
+
+@@ -296,6 +299,8 @@
+ 	setupRepositories(repositories)
+ }
+
++loom.disableDeprecatedPomGeneration(publishing.publications.mavenJava)
++
+ void setupRepositories(RepositoryHandler repositories) {
+ 	//repositories.mavenLocal() // uncomment for testing
+ 	def ENV = System.getenv()