Fix dead link to galgebra

oscarbenjamin · oscarbenjamin · commit 1d2a4486cb2b · 2019-11-27T00:22:34.000Z
The @brombo user has been deleted. While @abrombo is the same person, the root fork now lives at pygae/galgebra.
diff --git a/sympy/galgebra.py b/sympy/galgebra.py
@@ -1 +1 @@
-raise ImportError("""As of SymPy 1.0 the galgebra module is maintained separately at https://github.com/brombo/galgebra""")
+raise ImportError("""As of SymPy 1.0 the galgebra module is maintained separately at https://github.com/pygae/galgebra""")

Original file line number	Diff line number	Diff line change
`@@ -1 +1 @@`
`1`		`-raise ImportError("""As of SymPy 1.0 the galgebra module is maintained separately at https://github.com/brombo/galgebra""")`
	`1`	`+raise ImportError("""As of SymPy 1.0 the galgebra module is maintained separately at https://github.com/pygae/galgebra""")`