git: Remove redundant ** in these .gitignore files

As such use of **/ versus no prefix lends the same effect per [1] below.

Fix sorting while editing these, based on the documented LC_COLLATE=C.

[1] https://git-scm.com/docs/gitignore#_pattern_format

Change-Id: I25a6cf5614da318ecdd3ba0e0ca50ed239964985
Signed-off-by: Marco Miller <marco.miller@ericsson.com>
Reviewed-on: https://git.eclipse.org/r/c/tracecompass.incubator/org.eclipse.tracecompass.incubator/+/197753
Tested-by: Trace Compass Bot <tracecompass-bot@eclipse.org>
Tested-by: Bernd Hufmann <bernd.hufmann@ericsson.com>
Reviewed-by: Bernd Hufmann <bernd.hufmann@ericsson.com>

.gitignore

@@ -1,7 +1,7 @@
 # LC_COLLATE=C sort
-**/.pydevproject
 */.settings/org.sonar.ide.eclipse.core.prefs
 .DS_Store
+.pydevproject
 bin/
 target/
 workspace/

skeleton/skeleton.rcp/.gitignore

@@ -1,7 +1,7 @@
 # LC_COLLATE=C sort
-**/.pydevproject
 */.settings/org.sonar.ide.eclipse.core.prefs
 .DS_Store
+.pydevproject
 bin/
 target/
 workspace/