[package] yasm/1.3.0: Non-ascii character in description causes python error
### Package and Environment Details (include every applicable attribute)
  * Package Name/Version: **yasm/1.3.0**
  * Operating System+version: **Linux Ubuntu 18.04**
  * Compiler+version: **GCC 7.4**
  * Conan version: **conan 1.19.2**
  * Python version: **Python 2.7.15+*


### Conan profile (output of `conan profile show default` or `conan profile show <profile>` if custom profile is in use)
```
Put your profile output here
```


### Steps to reproduce (Include if Applicable)

Install yasm/1.3.0

### Logs (Include/Attach if Applicable)
<details><summary>Click to expand log</summary>

```
yasm/1.3.0: Not found in local cache, looking in remotes...
yasm/1.3.0: Trying with 'conan-center'...
Downloading conanmanifest.txt: 100%|##########| 106/106 [00:00<00:00, 101kB/s]
Downloading conanfile.py: 100%|##########| 3.05k/3.05k [00:00<00:00, 3.24MB/s]
Downloading conan_export.tgz: 100%|##########| 257/257 [00:00<00:00, 231kB/s]
Decompressing conan_export.tgz: 265B [00:00, 207kB/s]                    
yasm/1.3.0: Downloaded recipe revision 0
ERROR: Error loading conanfile at '/home/gbbirtla/.conan/data/yasm/1.3.0/_/_/export/conanfile.py': Unable to load conanfile in /home/gbbirtla/.conan/data/yasm/1.3.0/_/_/export/conanfile.py
  File "/home/gbbirtla/.conan/data/yasm/1.3.0/_/_/export/conanfile.py", line 10
SyntaxError: Non-ASCII character '\\xe2' in file /home/gbbirtla/.conan/data/yasm/1.3.0/_/_/export/conanfile.py on line 10, but no encoding declared; see http://python.org/dev/peps/pep-0263/ for details
```

</details>

diff --git a/recipes/yasm/all/conanfile.py b/recipes/yasm/all/conanfile.py
index 25c294cae..5814eab0e 100644
--- a/recipes/yasm/all/conanfile.py
+++ b/recipes/yasm/all/conanfile.py
@@ -7,7 +7,7 @@ class YASMInstallerConan(ConanFile):
     version = "1.3.0"
     url = "https://github.com/conan-io/conan-center-index"
     homepage = "https://github.com/yasm/yasm"
-    description = "Yasm is a complete rewrite of the NASM assembler under the “new” BSD License"
+    description = 'Yasm is a complete rewrite of the NASM assembler under the "new" BSD License'
     license = "BSD"
     settings = "os_build", "arch_build", "compiler"
     _source_subfolder = "sources"
['recipes/yasm/all/conanfile.py']