Updating `.gitignore` and removing archive. (#3147)

.gitignore

@@ -1,31 +1,31 @@
 # Exclude source archives from the spec directory
 # Origin: https://github.com/github/gitignore/blob/master/Global/Archives.gitignore
-SPECS/**/*.7z
-SPECS/**/*.bz2
-SPECS/**/*.bzip
-SPECS/**/*.bzip2
-SPECS/**/*.cab
-SPECS/**/*.deb
-SPECS/**/*.dmg
-SPECS/**/*.egg
-SPECS/**/*.gem
-SPECS/**/*.gz
-SPECS/**/*.gzip
-SPECS/**/*.iso
-SPECS/**/*.jar
-SPECS/**/*.lzma
-SPECS/**/*.msi
-SPECS/**/*.msm
-SPECS/**/*.msp
-SPECS/**/*.rar
-SPECS/**/*.rpm
-SPECS/**/*.tar
-SPECS/**/*.tbz
-SPECS/**/*.tgz
-SPECS/**/*.txz
-SPECS/**/*.xar
-SPECS/**/*.xpi
-SPECS/**/*.xz
+SPECS*/**/*.7z
+SPECS*/**/*.bz2
+SPECS*/**/*.bzip
+SPECS*/**/*.bzip2
+SPECS*/**/*.cab
+SPECS*/**/*.deb
+SPECS*/**/*.dmg
+SPECS*/**/*.egg
+SPECS*/**/*.gem
+SPECS*/**/*.gz
+SPECS*/**/*.gzip
+SPECS*/**/*.iso
+SPECS*/**/*.jar
+SPECS*/**/*.lzma
+SPECS*/**/*.msi
+SPECS*/**/*.msm
+SPECS*/**/*.msp
+SPECS*/**/*.rar
+SPECS*/**/*.rpm
+SPECS*/**/*.tar
+SPECS*/**/*.tbz
+SPECS*/**/*.tgz
+SPECS*/**/*.txz
+SPECS*/**/*.xar
+SPECS*/**/*.xpi
+SPECS*/**/*.xz
 
 ## Ignore Visual Studio temporary files, build results, and
 ## files generated by popular Visual Studio add-ons.