Changes permissions of test scripts of dccp, string, and quota match
diff --git a/extensions/.dccp-testx b/extensions/.dccp-testx
old mode 100644
new mode 100755
diff --git a/extensions/.quota-testx b/extensions/.quota-testx
old mode 100644
new mode 100755
diff --git a/extensions/.string-testx b/extensions/.string-testx
old mode 100644
new mode 100755