[UIMA-5856] Use modern checksum algorithms during release

- Fixed missing space

git-svn-id: https://svn.apache.org/repos/asf/uima/build/trunk/parent-pom@1842119 13f79535-47bb-0310-9956-ffa450edef68
diff --git a/pom.xml b/pom.xml
index a26154a..ee417f6 100644
--- a/pom.xml
+++ b/pom.xml
@@ -872,7 +872,7 @@
                       <available file="${source-release}" /> 

                       <then>

                         <echo message="Generating checksums for source-release.zip" />

-                        <checksum format="MD5SUM" forceoverwrite="yes" algorithm="SHA-512" fileext=".sha512"file="${source-release}" />

+                        <checksum format="MD5SUM" forceoverwrite="yes" algorithm="SHA-512" fileext=".sha512" file="${source-release}" />

                         <!-- <checksum format="MD5SUM" forceoverwrite="yes" algorithm="sha1" file="${source-release}" /> -->

                         <!-- <checksum format="MD5SUM" forceoverwrite="yes" algorithm="md5" file="${source-release}" />  -->

                         <echo message="Generating gpg signatures for source-release.zip" />