Fix copyrights in various recipes. No functional change intended.

sys-devel/distcc/distcc-3.1.recipe

@@ -1,7 +1,7 @@
 SUMMARY="Distribute compilation of C code across several machines on a network"
 HOMEPAGE="http://distcc.org/"
-COPYRIGHT="Copyright (C) 2002, 2003, 2004 by Martin Pool <mbp@samba.org>
-    Portions Copyright 2005 Google Inc."
+COPYRIGHT="2002-2004 by Martin Pool
+    2005 Google Inc."
 LICENSE="GNU GPL v2"
 SRC_URI="http://distcc.googlecode.com/files/distcc-3.1.tar.bz2"
 CHECKSUM_SHA256="f55dbafd76bed3ce57e1bbcdab1329227808890d90f4c724fcd2d53f934ddd89"
@@ -69,7 +69,7 @@ distcc is a program to distribute builds of C, C++, Objective C or Objective \
 C++ code across several machines on a network. distcc should always generate \
 the same results as a local build, is simple to install and use, and is \
 usually much faster than a local compile.
-	
+
 distcc does not require all machines to share a filesystem, have synchronized \
 clocks, or to have the same libraries or header files installed. They can even \
 have different processors or operating systems, if cross-compilers are \

sys-devel/openwatcom/openwatcom-1.9.0.recipe

@@ -6,7 +6,7 @@ license from Sybase allows free commercial and non-commercial use of Open\
 Watcom."
 HOMEPAGE="http://openwatcom.org"
 LICENSE="Open Watcom Public Licence v1.0"
-COPYRIGHT="Portions Copyright (c) 1983-2002 Sybase, Inc. All Rights Reserved."
+COPYRIGHT="1983-2002 Sybase, Inc."
 REVISION="1"
 
 ARCHITECTURES=""

sys-devel/openwatcom/openwatcom-2.0.0.recipe

@@ -6,7 +6,7 @@ license from Sybase allows free commercial and non-commercial use of Open\
 Watcom."
 HOMEPAGE="https://github.com/open-watcom/open-watcom-v2"
 LICENSE="Open Watcom Public Licence v1.0"
-COPYRIGHT="Portions Copyright (c) 1983-2002 Sybase, Inc. All Rights Reserved."
+COPYRIGHT="1983-2002 Sybase, Inc."
 REVISION="1"
 
 ARCHITECTURES=""