fix: add vim syntax to remaining files

Add vim syntax modeline to files which didn't have it for some reason.
Continuation of #396.

apparmor.d/abstractions/common/steam-game

@@ -122,4 +122,6 @@
   /dev/tty rw,
   /dev/uinput rw,
 
-  include if exists <abstractions/common/steam-game.d>
+  include if exists <abstractions/common/steam-game.d>
+
+# vim:syntax=apparmor

apparmor.d/profiles-a-f/elinks

@@ -25,3 +25,5 @@ profile elinks @{exec_path} {
 
   include if exists <local/elinks>
 }
+
+# vim:syntax=apparmor

apparmor.d/profiles-a-f/ffmpegthumbnailer

@@ -15,3 +15,5 @@ profile ffmpegthumbnailer @{exec_path} {
 
   include if exists <local/ffmpegthumbnailer>
 }
+
+# vim:syntax=apparmor

apparmor.d/profiles-g-l/img2txt

@@ -15,3 +15,5 @@ profile img2txt @{exec_path} {
 
   include if exists <local/img2txt>
 }
+
+# vim:syntax=apparmor

apparmor.d/profiles-m-r/odt2txt

@@ -15,3 +15,5 @@ profile odt2txt @{exec_path} {
 
   include if exists <local/odt2txt>
 }
+
+# vim:syntax=apparmor

apparmor.d/profiles-m-r/pdftotext

@@ -17,3 +17,5 @@ profile pdftotext @{exec_path} {
 
   include if exists <local/pdftotext>
 }
+
+# vim:syntax=apparmor

apparmor.d/profiles-m-r/protonmail-bridge-core

@@ -82,4 +82,6 @@ profile protonmail-bridge-core @{exec_path} {
   }
 
   include if exists <local/protonmail-bridge-core>
-}
+}
+
+# vim:syntax=apparmor