build: pin dep versions

Author: BFergerson

setup.py

@@ -9,8 +9,8 @@
       author_email='[email protected]',
       license='Apache License, Version 2.0',
       packages=setuptools.find_packages(),
-      install_requires=['vertx-eventbus-client>=1.0.0',
-                        'apache-skywalking>=0.8.0',
-                        'nopdb>=0.2.0',
-                        'pyhumps>=3.7.2',
-                        'PyYAML>=6.0'])
+      install_requires=['vertx-eventbus-client==1.0.0',
+                        'apache-skywalking==0.8.0',
+                        'nopdb==0.2.0',
+                        'pyhumps==3.7.2',
+                        'PyYAML==6.0'])