Bump build to 2.37.0.8.

Thanks to teor at The Tor Project for suggesting the improvements reflected in these commits:

daa58c2ac8
63235ec1f1
aaac445c51

Signal/Signal-Info.plist

@@ -47,7 +47,7 @@
 		</dict>
 	</array>
 	<key>CFBundleVersion</key>
-	<string>2.37.0.7</string>
+	<string>2.37.0.8</string>
 	<key>ITSAppUsesNonExemptEncryption</key>
 	<false/>
 	<key>LOGS_EMAIL</key>

SignalShareExtension/Info.plist

@@ -19,7 +19,7 @@
 	<key>CFBundleShortVersionString</key>
 	<string>2.37.0</string>
 	<key>CFBundleVersion</key>
-	<string>2.37.0.7</string>
+	<string>2.37.0.8</string>
 	<key>ITSAppUsesNonExemptEncryption</key>
 	<false/>
 	<key>NSAppTransportSecurity</key>