Merge branch 'leo/gcvrt_trailing_space' into 'master'

gcvrt.ads: remove trailing space

Closes eng/toolchain/gnatcoll-core#19

See merge request eng/das/cov/gnatcoverage!312

This is to fix eng/toolchain/gnatcoll-core#19

Author: leocreuse

tools/gnatcov/rts/gcvrt.ads

@@ -18,6 +18,6 @@
 
 --  Namespace for units generated for instrumentation purposes
 
-package GCVRT is 
+package GCVRT is
    pragma Pure;
 end GCVRT;