Unblock release of 0.52

Summary:
Version 0.52 failed to release because we're depending on a older version of `nexus-staging-maven-plugin`
I'm bumping to 1.6.13 and attempting another release.

Reviewed By: strulovich

Differential Revision: D61384967

fbshipit-source-id: 4357e460b91d5e5e3834507d86075d14e9e825fc

Author: cortinico

core/pom.xml

@@ -11,7 +11,7 @@
     <parent>
         <groupId>com.facebook</groupId>
         <artifactId>ktfmt-parent</artifactId>
-        <version>1.0.0-SNAPSHOT</version>
+        <version>0.52</version>
     </parent>
 
     <properties>
@@ -220,7 +220,7 @@
                     <plugin>
                         <groupId>org.sonatype.plugins</groupId>
                         <artifactId>nexus-staging-maven-plugin</artifactId>
-                        <version>1.6.7</version>
+                        <version>1.6.13</version>
                         <extensions>true</extensions>
                         <configuration>
                             <serverId>ossrh</serverId>

pom.xml

@@ -5,7 +5,7 @@
 
   <groupId>com.facebook</groupId>
   <artifactId>ktfmt-parent</artifactId>
-  <version>1.0.0-SNAPSHOT</version>
+  <version>0.52</version>
   <packaging>pom</packaging>
 
   <name>Ktfmt Parent</name>
@@ -48,7 +48,7 @@
           <plugin>
             <groupId>org.sonatype.plugins</groupId>
             <artifactId>nexus-staging-maven-plugin</artifactId>
-            <version>1.6.7</version>
+            <version>1.6.13</version>
             <extensions>true</extensions>
             <configuration>
               <serverId>ossrh</serverId>

version.txt

@@ -1 +1 @@
-1.0.0-SNAPSHOT
+0.52