.travis.yml: trivial whitespace fixup

Purely cosmetic but satisfies my OCD.

Signed-off-by: Alex Bennée <alex.bennee@linaro.org>
Reviewed-by: Stefan Hajnoczi <stefanha@redhat.com>
Signed-off-by: Michael Tokarev <mjt@tls.msk.ru>

.travis.yml

@@ -14,23 +14,23 @@ env:
     - GUI_PKGS="libgtk-3-dev libvte-2.90-dev libsdl1.2-dev libpng12-dev libpixman-1-dev"
     - EXTRA_PKGS=""
   matrix:
-  - TARGETS=alpha-softmmu,alpha-linux-user
-  - TARGETS=arm-softmmu,arm-linux-user
-  - TARGETS=aarch64-softmmu,aarch64-linux-user
-  - TARGETS=cris-softmmu
-  - TARGETS=i386-softmmu,x86_64-softmmu
-  - TARGETS=lm32-softmmu
-  - TARGETS=m68k-softmmu
-  - TARGETS=microblaze-softmmu,microblazeel-softmmu
-  - TARGETS=mips-softmmu,mips64-softmmu,mips64el-softmmu,mipsel-softmmu
-  - TARGETS=moxie-softmmu
-  - TARGETS=or32-softmmu,
-  - TARGETS=ppc-softmmu,ppc64-softmmu,ppcemb-softmmu
-  - TARGETS=s390x-softmmu
-  - TARGETS=sh4-softmmu,sh4eb-softmmu
-  - TARGETS=sparc-softmmu,sparc64-softmmu
-  - TARGETS=unicore32-softmmu
-  - TARGETS=xtensa-softmmu,xtensaeb-softmmu
+    - TARGETS=alpha-softmmu,alpha-linux-user
+    - TARGETS=arm-softmmu,arm-linux-user
+    - TARGETS=aarch64-softmmu,aarch64-linux-user
+    - TARGETS=cris-softmmu
+    - TARGETS=i386-softmmu,x86_64-softmmu
+    - TARGETS=lm32-softmmu
+    - TARGETS=m68k-softmmu
+    - TARGETS=microblaze-softmmu,microblazeel-softmmu
+    - TARGETS=mips-softmmu,mips64-softmmu,mips64el-softmmu,mipsel-softmmu
+    - TARGETS=moxie-softmmu
+    - TARGETS=or32-softmmu,
+    - TARGETS=ppc-softmmu,ppc64-softmmu,ppcemb-softmmu
+    - TARGETS=s390x-softmmu
+    - TARGETS=sh4-softmmu,sh4eb-softmmu
+    - TARGETS=sparc-softmmu,sparc64-softmmu
+    - TARGETS=unicore32-softmmu
+    - TARGETS=xtensa-softmmu,xtensaeb-softmmu
 before_install:
   - git submodule update --init --recursive
   - sudo apt-get update -qq