feat: Update membership prospectus and overview slide deck

Relates to https://gitlab.eclipse.org/eclipsefdn/it/websites/eclipse.org/-/issues/390

Change-Id: I05ca5d8de55b9050768807b9ddfb436a883f63d4
diff --git a/documents/eclipse-foundation-overview.pdf b/documents/eclipse-foundation-overview.pdf
index 5ec9c96..a342629 100644
--- a/documents/eclipse-foundation-overview.pdf
+++ b/documents/eclipse-foundation-overview.pdf
Binary files differ
diff --git a/documents/membership-prospectus.pdf b/documents/membership-prospectus.pdf
old mode 100755
new mode 100644
index 5ae2ca5..6e9ecee
--- a/documents/membership-prospectus.pdf
+++ b/documents/membership-prospectus.pdf
Binary files differ